/lib/spatial/openlayers/lib/Prototype.js - Metacat - Ecoinformatics Redmine

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       /*  Prototype JavaScript framework, version 1.4.0
        *  (c) 2005 Sam Stephenson <sam@conio.net>
+       *
        *  Prototype is freely distributable under the terms of an MIT-style license.
        *  For details, see the Prototype web site: http://prototype.conio.net/
+       *
       /*--------------------------------------------------------------------------*/
       var Prototype = {
         Version: '1.4.0',
         ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)',
         emptyFunction: function() {},
         K: function(x) {return x}
+      }
       var Class = {
         create: function() {
           return function() {
             this.initialize.apply(this, arguments);
+          }
+        }
+      }
       var Abstract = new Object();
       Object.extend = function(destination, source) {
         for (property in source) {
           destination[property] = source[property];
+        }
         return destination;
+      }
       Object.inspect = function(object) {
         try {
           if (object == undefined) return 'undefined';
           if (object == null) return 'null';
           return object.inspect ? object.inspect() : object.toString();
         } catch (e) {
           if (e instanceof RangeError) return '...';
           throw e;
+        }
+      }
       Function.prototype.bind = function() {
         var __method = this, args = $A(arguments), object = args.shift();
         return function() {
           return __method.apply(object, args.concat($A(arguments)));
+        }
+      }
       Function.prototype.bindAsEventListener = function(object) {
         var __method = this;
         return function(event) {
           return __method.call(object, event || window.event);
+        }
+      }
       Object.extend(Number.prototype, {
         toColorPart: function() {
           var digits = this.toString(16);
           if (this < 16) return '0' + digits;
           return digits;
         },
         succ: function() {
           return this + 1;
         },
         times: function(iterator) {
           $R(0, this, true).each(iterator);
           return this;
+        }
       });
       var Try = {
         these: function() {
           var returnValue;
           for (var i = 0; i < arguments.length; i++) {
             var lambda = arguments[i];
             try {
               returnValue = lambda();
               break;
             } catch (e) {}
+          }
           return returnValue;
+        }
+      }
       /*--------------------------------------------------------------------------*/
       var PeriodicalExecuter = Class.create();
       PeriodicalExecuter.prototype = {
         initialize: function(callback, frequency) {
           this.callback = callback;
           this.frequency = frequency;
           this.currentlyExecuting = false;
           this.registerCallback();
         },
         registerCallback: function() {
           setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
         },
         onTimerEvent: function() {
           if (!this.currentlyExecuting) {
             try {
               this.currentlyExecuting = true;
               this.callback();
             } finally {
               this.currentlyExecuting = false;
+            }
+          }
+        }
+      }
       /*--------------------------------------------------------------------------*/
       function $() {
         var elements = new Array();
         for (var i = 0; i < arguments.length; i++) {
           var element = arguments[i];
           if (typeof element == 'string')
             element = document.getElementById(element);
           if (arguments.length == 1)
             return element;
           elements.push(element);
+        }
         return elements;
+      }
       Object.extend(String.prototype, {
         stripTags: function() {
           return this.replace(/<\/?[^>]+>/gi, '');
         },
         stripScripts: function() {
           return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
         },
         extractScripts: function() {
           var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
           var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
           return (this.match(matchAll) || []).map(function(scriptTag) {
             return (scriptTag.match(matchOne) || ['', ''])[1];
           });
         },
         evalScripts: function() {
           return this.extractScripts().map(eval);
         },
         escapeHTML: function() {
           var div = document.createElement('div');
           var text = document.createTextNode(this);
           div.appendChild(text);
           return div.innerHTML;
         },
         unescapeHTML: function() {
           var div = document.createElement('div');
           div.innerHTML = this.stripTags();
           return div.childNodes[0] ? div.childNodes[0].nodeValue : '';
         },
         toQueryParams: function() {
           var pairs = this.match(/^\??(.*)$/)[1].split('&');
           return pairs.inject({}, function(params, pairString) {
             var pair = pairString.split('=');
             params[pair[0]] = pair[1];
             return params;
           });
         },
         toArray: function() {
           return this.split('');
         },
         camelize: function() {
           var oStringList = this.split('-');
           if (oStringList.length == 1) return oStringList[0];
           var camelizedString = this.indexOf('-') == 0
             ? oStringList[0].charAt(0).toUpperCase() + oStringList[0].substring(1)
             : oStringList[0];
           for (var i = 1, len = oStringList.length; i < len; i++) {
             var s = oStringList[i];
             camelizedString += s.charAt(0).toUpperCase() + s.substring(1);
+          }
           return camelizedString;
         },
         inspect: function() {
           return "'" + this.replace('\\', '\\\\').replace("'", '\\\'') + "'";
+        }
       });
       String.prototype.parseQuery = String.prototype.toQueryParams;
       var $break    = new Object();
       var $continue = new Object();
       var Enumerable = {
         each: function(iterator) {
           var index = 0;
           try {
             this._each(function(value) {
               try {
                 iterator(value, index++);
               } catch (e) {
                 if (e != $continue) throw e;
+              }
             });
           } catch (e) {
             if (e != $break) throw e;
+          }
         },
         all: function(iterator) {
           var result = true;
           this.each(function(value, index) {
             result = result && !!(iterator || Prototype.K)(value, index);
             if (!result) throw $break;
           });
           return result;
         },
         any: function(iterator) {
           var result = true;
           this.each(function(value, index) {
             if (result = !!(iterator || Prototype.K)(value, index))
               throw $break;
           });
           return result;
         },
         collect: function(iterator) {
           var results = [];
           this.each(function(value, index) {
             results.push(iterator(value, index));
           });
           return results;
         },
         detect: function (iterator) {
           var result;
           this.each(function(value, index) {
             if (iterator(value, index)) {
               result = value;
               throw $break;
+            }
           });
           return result;
         },
         findAll: function(iterator) {
           var results = [];
           this.each(function(value, index) {
             if (iterator(value, index))
               results.push(value);
           });
           return results;
         },
         grep: function(pattern, iterator) {
           var results = [];
           this.each(function(value, index) {
             var stringValue = value.toString();
             if (stringValue.match(pattern))
               results.push((iterator || Prototype.K)(value, index));
           })
           return results;
         },
         include: function(object) {
           var found = false;
           this.each(function(value) {
             if (value == object) {
               found = true;
               throw $break;
+            }
           });
           return found;
         },
         inject: function(memo, iterator) {
           this.each(function(value, index) {
             memo = iterator(memo, value, index);
           });
           return memo;
         },
         invoke: function(method) {
           var args = $A(arguments).slice(1);
           return this.collect(function(value) {
             return value[method].apply(value, args);
           });
         },
         max: function(iterator) {
           var result;
           this.each(function(value, index) {
             value = (iterator || Prototype.K)(value, index);
             if (value >= (result || value))
               result = value;
           });
           return result;
         },
         min: function(iterator) {
           var result;
           this.each(function(value, index) {
             value = (iterator || Prototype.K)(value, index);
             if (value <= (result || value))
               result = value;
           });
           return result;
         },
         partition: function(iterator) {
           var trues = [], falses = [];
           this.each(function(value, index) {
             ((iterator || Prototype.K)(value, index) ?
               trues : falses).push(value);
           });
           return [trues, falses];
         },
         pluck: function(property) {
           var results = [];
           this.each(function(value, index) {
             results.push(value[property]);
           });
           return results;
         },
         reject: function(iterator) {
           var results = [];
           this.each(function(value, index) {
             if (!iterator(value, index))
               results.push(value);
           });
           return results;
         },
         sortBy: function(iterator) {
           return this.collect(function(value, index) {
             return {value: value, criteria: iterator(value, index)};
           }).sort(function(left, right) {
             var a = left.criteria, b = right.criteria;
             return a < b ? -1 : a > b ? 1 : 0;
           }).pluck('value');
         },
         toArray: function() {
           return this.collect(Prototype.K);
         },
         zip: function() {
           var iterator = Prototype.K, args = $A(arguments);
           if (typeof args.last() == 'function')
             iterator = args.pop();
           var collections = [this].concat(args).map($A);
           return this.map(function(value, index) {
             iterator(value = collections.pluck(index));
             return value;
           });
         },
         inspect: function() {
           return '#<Enumerable:' + this.toArray().inspect() + '>';
+        }
+      }
       Object.extend(Enumerable, {
         map:     Enumerable.collect,
         find:    Enumerable.detect,
         select:  Enumerable.findAll,
         member:  Enumerable.include,
         entries: Enumerable.toArray
       });
       var $A = Array.from = function(iterable) {
         if (!iterable) return [];
         if (iterable.toArray) {
           return iterable.toArray();
         } else {
           var results = [];
           for (var i = 0; i < iterable.length; i++)
             results.push(iterable[i]);
           return results;
+        }
+      }
       Object.extend(Array.prototype, Enumerable);
       Array.prototype._reverse = Array.prototype.reverse;
       Object.extend(Array.prototype, {
         _each: function(iterator) {
           for (var i = 0; i < this.length; i++)
             iterator(this[i]);
         },
         clear: function() {
           this.length = 0;
           return this;
         },
         first: function() {
           return this[0];
         },
         last: function() {
           return this[this.length - 1];
         },
         compact: function() {
           return this.select(function(value) {
             return value != undefined || value != null;
           });
         },
         flatten: function() {
           return this.inject([], function(array, value) {
             return array.concat(value.constructor == Array ?
               value.flatten() : [value]);
           });
         },
         without: function() {
           var values = $A(arguments);
           return this.select(function(value) {
             return !values.include(value);
           });
         },
         indexOf: function(object) {
           for (var i = 0; i < this.length; i++)
             if (this[i] == object) return i;
           return -1;
         },
         reverse: function(inline) {
           return (inline !== false ? this : this.toArray())._reverse();
         },
         shift: function() {
           var result = this[0];
           for (var i = 0; i < this.length - 1; i++)
             this[i] = this[i + 1];
           this.length--;
           return result;
         },
         inspect: function() {
           return '[' + this.map(Object.inspect).join(', ') + ']';
+        }
       });
       var Hash = {
         _each: function(iterator) {
           for (key in this) {
             var value = this[key];
             if (typeof value == 'function') continue;
             var pair = [key, value];
             pair.key = key;
             pair.value = value;
             iterator(pair);
+          }
         },
         keys: function() {
           return this.pluck('key');
         },
         values: function() {
           return this.pluck('value');
         },
         merge: function(hash) {
           return $H(hash).inject($H(this), function(mergedHash, pair) {
             mergedHash[pair.key] = pair.value;
             return mergedHash;
           });
         },
         toQueryString: function() {
           return this.map(function(pair) {
             return pair.map(encodeURIComponent).join('=');
           }).join('&');
         },
         inspect: function() {
           return '#<Hash:{' + this.map(function(pair) {
             return pair.map(Object.inspect).join(': ');
           }).join(', ') + '}>';
+        }
+      }
       function $H(object) {
         var hash = Object.extend({}, object || {});
         Object.extend(hash, Enumerable);
         Object.extend(hash, Hash);
         return hash;
+      }
       ObjectRange = Class.create();
       Object.extend(ObjectRange.prototype, Enumerable);
       Object.extend(ObjectRange.prototype, {
         initialize: function(start, end, exclusive) {
           this.start = start;
           this.end = end;
           this.exclusive = exclusive;
         },
         _each: function(iterator) {
           var value = this.start;
           do {
             iterator(value);
             value = value.succ();
           } while (this.include(value));
         },
         include: function(value) {
           if (value < this.start)
             return false;
           if (this.exclusive)
             return value < this.end;
           return value <= this.end;
+        }
       });
       var $R = function(start, end, exclusive) {
         return new ObjectRange(start, end, exclusive);
+      }
       var Ajax = {
         getTransport: function() {
           return Try.these(
             function() {return new ActiveXObject('Msxml2.XMLHTTP')},
             function() {return new ActiveXObject('Microsoft.XMLHTTP')},
             function() {return new XMLHttpRequest()}
           ) || false;
         },
         activeRequestCount: 0
+      }
       Ajax.Responders = {
         responders: [],
         _each: function(iterator) {
           this.responders._each(iterator);
         },
         register: function(responderToAdd) {
           if (!this.include(responderToAdd))
             this.responders.push(responderToAdd);
         },
         unregister: function(responderToRemove) {
           this.responders = this.responders.without(responderToRemove);
         },
         dispatch: function(callback, request, transport, json) {
           this.each(function(responder) {
             if (responder[callback] && typeof responder[callback] == 'function') {
               try {
                 responder[callback].apply(responder, [request, transport, json]);
               } catch (e) {}
+            }
           });
+        }
       };
       Object.extend(Ajax.Responders, Enumerable);
       Ajax.Responders.register({
         onCreate: function() {
           Ajax.activeRequestCount++;
         },
         onComplete: function() {
           Ajax.activeRequestCount--;
+        }
       });
       Ajax.Base = function() {};
       Ajax.Base.prototype = {
         setOptions: function(options) {
           this.options = {
             method:       'post',
             asynchronous: true,
             parameters:   ''
+          }
           Object.extend(this.options, options || {});
         },
         responseIsSuccess: function() {
           return this.transport.status == undefined
               || this.transport.status == 0
               || (this.transport.status >= 200 && this.transport.status < 300);
         },
         responseIsFailure: function() {
           return !this.responseIsSuccess();
+        }
+      }
       Ajax.Request = Class.create();
       Ajax.Request.Events =
         ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
       Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
         initialize: function(url, options) {
           this.transport = Ajax.getTransport();
           this.setOptions(options);
           this.request(url);
         },
         request: function(url) {
           var parameters = this.options.parameters || '';
           if (parameters.length > 0) parameters += '&_=';
           try {
             this.url = url;
             if (this.options.method == 'get' && parameters.length > 0)
               this.url += (this.url.match(/\?/) ? '&' : '?') + parameters;
             Ajax.Responders.dispatch('onCreate', this, this.transport);
             this.transport.open(this.options.method, this.url,
               this.options.asynchronous);
             if (this.options.asynchronous) {
               this.transport.onreadystatechange = this.onStateChange.bind(this);
               setTimeout((function() {this.respondToReadyState(1)}).bind(this), 10);
+            }
             this.setRequestHeaders();
             var body = this.options.postBody ? this.options.postBody : parameters;
             this.transport.send(this.options.method == 'post' ? body : null);
           } catch (e) {
             this.dispatchException(e);
+          }
         },
         setRequestHeaders: function() {
           var requestHeaders =
             ['X-Requested-With', 'XMLHttpRequest',
              'X-Prototype-Version', Prototype.Version];
           if (this.options.method == 'post') {
             requestHeaders.push('Content-type',
               'application/x-www-form-urlencoded');
             /* Force "Connection: close" for Mozilla browsers to work around
              * a bug where XMLHttpReqeuest sends an incorrect Content-length
              * header. See Mozilla Bugzilla #246651.
              */
             if (this.transport.overrideMimeType)
               requestHeaders.push('Connection', 'close');
+          }
           if (this.options.requestHeaders)
             requestHeaders.push.apply(requestHeaders, this.options.requestHeaders);
           for (var i = 0; i < requestHeaders.length; i += 2)
             this.transport.setRequestHeader(requestHeaders[i], requestHeaders[i+1]);
         },
         onStateChange: function() {
           var readyState = this.transport.readyState;
           if (readyState != 1)
             this.respondToReadyState(this.transport.readyState);
         },
         header: function(name) {
           try {
             return this.transport.getResponseHeader(name);
           } catch (e) {}
         },
         evalJSON: function() {
           try {
             return eval(this.header('X-JSON'));
           } catch (e) {}
         },
         evalResponse: function() {
           try {
             return eval(this.transport.responseText);
           } catch (e) {
             this.dispatchException(e);
+          }
         },
         respondToReadyState: function(readyState) {
           var event = Ajax.Request.Events[readyState];
           var transport = this.transport, json = this.evalJSON();
           if (event == 'Complete') {
             try {
               (this.options['on' + this.transport.status]
                || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')]
                || Prototype.emptyFunction)(transport, json);
             } catch (e) {
               this.dispatchException(e);
+            }
             if ((this.header('Content-type') || '').match(/^text\/javascript/i))
               this.evalResponse();
+          }
           try {
             (this.options['on' + event] || Prototype.emptyFunction)(transport, json);
             Ajax.Responders.dispatch('on' + event, this, transport, json);
           } catch (e) {
             this.dispatchException(e);
+          }
           /* Avoid memory leak in MSIE: clean up the oncomplete event handler */
           if (event == 'Complete')
             this.transport.onreadystatechange = Prototype.emptyFunction;
         },
         dispatchException: function(exception) {
           (this.options.onException || Prototype.emptyFunction)(this, exception);
           Ajax.Responders.dispatch('onException', this, exception);
+        }
       });
       Ajax.Updater = Class.create();
       Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), {
         initialize: function(container, url, options) {
           this.containers = {
             success: container.success ? $(container.success) : $(container),
             failure: container.failure ? $(container.failure) :
               (container.success ? null : $(container))
+          }
           this.transport = Ajax.getTransport();
           this.setOptions(options);
           var onComplete = this.options.onComplete || Prototype.emptyFunction;
           this.options.onComplete = (function(transport, object) {
             this.updateContent();
             onComplete(transport, object);
           }).bind(this);
           this.request(url);
         },
         updateContent: function() {
           var receiver = this.responseIsSuccess() ?
             this.containers.success : this.containers.failure;
           var response = this.transport.responseText;
           if (!this.options.evalScripts)
             response = response.stripScripts();
           if (receiver) {
             if (this.options.insertion) {
               new this.options.insertion(receiver, response);
             } else {
               Element.update(receiver, response);
+            }
+          }
           if (this.responseIsSuccess()) {
             if (this.onComplete)
               setTimeout(this.onComplete.bind(this), 10);
+          }
+        }
       });
       Ajax.PeriodicalUpdater = Class.create();
       Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), {
         initialize: function(container, url, options) {
           this.setOptions(options);
           this.onComplete = this.options.onComplete;
           this.frequency = (this.options.frequency || 2);
           this.decay = (this.options.decay || 1);
           this.updater = {};
           this.container = container;
           this.url = url;
           this.start();
         },
         start: function() {
           this.options.onComplete = this.updateComplete.bind(this);
           this.onTimerEvent();
         },
         stop: function() {
           this.updater.onComplete = undefined;
           clearTimeout(this.timer);
           (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
         },
         updateComplete: function(request) {
           if (this.options.decay) {
             this.decay = (request.responseText == this.lastText ?
               this.decay * this.options.decay : 1);
             this.lastText = request.responseText;
+          }
           this.timer = setTimeout(this.onTimerEvent.bind(this),
             this.decay * this.frequency * 1000);
         },
         onTimerEvent: function() {
           this.updater = new Ajax.Updater(this.container, this.url, this.options);
+        }
       });
       document.getElementsByClassName = function(className, parentElement) {
         var children = ($(parentElement) || document.body).getElementsByTagName('*');
         return $A(children).inject([], function(elements, child) {
           if (child.className.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
             elements.push(child);
           return elements;
         });
+      }
       /*--------------------------------------------------------------------------*/
       if (!window.Element) {
         var Element = new Object();
+      }
       Object.extend(Element, {
         visible: function(element) {
           return $(element).style.display != 'none';
         },
         toggle: function() {
           for (var i = 0; i < arguments.length; i++) {
             var element = $(arguments[i]);
             Element[Element.visible(element) ? 'hide' : 'show'](element);
+          }
         },
         hide: function() {
           for (var i = 0; i < arguments.length; i++) {
             var element = $(arguments[i]);
             element.style.display = 'none';
+          }
         },
         show: function() {
           for (var i = 0; i < arguments.length; i++) {
             var element = $(arguments[i]);
             element.style.display = '';
+          }
         },
         remove: function(element) {
           element = $(element);
           element.parentNode.removeChild(element);
         },
         update: function(element, html) {
           $(element).innerHTML = html.stripScripts();
           setTimeout(function() {html.evalScripts()}, 10);
         },
         getHeight: function(element) {
           element = $(element);
           return element.offsetHeight;
         },
         classNames: function(element) {
           return new Element.ClassNames(element);
         },
         hasClassName: function(element, className) {
           if (!(element = $(element))) return;
           return Element.classNames(element).include(className);
         },
         addClassName: function(element, className) {
           if (!(element = $(element))) return;
           return Element.classNames(element).add(className);
         },
         removeClassName: function(element, className) {
           if (!(element = $(element))) return;
           return Element.classNames(element).remove(className);
         },
         // removes whitespace-only text node children
         cleanWhitespace: function(element) {
           element = $(element);
           for (var i = 0; i < element.childNodes.length; i++) {
             var node = element.childNodes[i];
             if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
               Element.remove(node);
+          }
         },
         empty: function(element) {
           return $(element).innerHTML.match(/^\s*$/);
         },
         scrollTo: function(element) {
           element = $(element);
           var x = element.x ? element.x : element.offsetLeft,
               y = element.y ? element.y : element.offsetTop;
           window.scrollTo(x, y);
         },
         getStyle: function(element, style) {
           element = $(element);
           var value = element.style[style.camelize()];
           if (!value) {
             if (document.defaultView && document.defaultView.getComputedStyle) {
               var css = document.defaultView.getComputedStyle(element, null);
               value = css ? css.getPropertyValue(style) : null;
             } else if (element.currentStyle) {
               value = element.currentStyle[style.camelize()];
+            }
+          }
           if (window.opera && ['left', 'top', 'right', 'bottom'].include(style))
             if (Element.getStyle(element, 'position') == 'static') value = 'auto';
           return value == 'auto' ? null : value;
         },
         setStyle: function(element, style) {
           element = $(element);
           for (name in style)
             element.style[name.camelize()] = style[name];
         },
         getDimensions: function(element) {
           element = $(element);
           if (Element.getStyle(element, 'display') != 'none')
             return {width: element.offsetWidth, height: element.offsetHeight};
           // All *Width and *Height properties give 0 on elements with display none,
           // so enable the element temporarily
           var els = element.style;
           var originalVisibility = els.visibility;
           var originalPosition = els.position;
           els.visibility = 'hidden';
           els.position = 'absolute';
           els.display = '';
           var originalWidth = element.clientWidth;
           var originalHeight = element.clientHeight;
           els.display = 'none';
           els.position = originalPosition;
           els.visibility = originalVisibility;
           return {width: originalWidth, height: originalHeight};
         },
         makePositioned: function(element) {
           element = $(element);
           var pos = Element.getStyle(element, 'position');
           if (pos == 'static' || !pos) {
             element._madePositioned = true;
             element.style.position = 'relative';
             // Opera returns the offset relative to the positioning context, when an
             // element is position relative but top and left have not been defined
             if (window.opera) {
               element.style.top = 0;
               element.style.left = 0;
+            }
+          }
         },
         undoPositioned: function(element) {
           element = $(element);
           if (element._madePositioned) {
             element._madePositioned = undefined;
             element.style.position =
               element.style.top =
               element.style.left =
               element.style.bottom =
               element.style.right = '';
+          }
         },
         makeClipping: function(element) {
           element = $(element);
           if (element._overflow) return;
           element._overflow = element.style.overflow;
           if ((Element.getStyle(element, 'overflow') || 'visible') != 'hidden')
             element.style.overflow = 'hidden';
         },
         undoClipping: function(element) {
           element = $(element);
           if (element._overflow) return;
           element.style.overflow = element._overflow;
           element._overflow = undefined;
+        }
       });
       var Toggle = new Object();
       Toggle.display = Element.toggle;
       /*--------------------------------------------------------------------------*/
       Abstract.Insertion = function(adjacency) {
         this.adjacency = adjacency;
+      }
       Abstract.Insertion.prototype = {
         initialize: function(element, content) {
           this.element = $(element);
           this.content = content.stripScripts();
           if (this.adjacency && this.element.insertAdjacentHTML) {
             try {
               this.element.insertAdjacentHTML(this.adjacency, this.content);
             } catch (e) {
               if (this.element.tagName.toLowerCase() == 'tbody') {
                 this.insertContent(this.contentFromAnonymousTable());
               } else {
                 throw e;
+              }
+            }
           } else {
             this.range = this.element.ownerDocument.createRange();
             if (this.initializeRange) this.initializeRange();
             this.insertContent([this.range.createContextualFragment(this.content)]);
+          }
           setTimeout(function() {content.evalScripts()}, 10);
         },
         contentFromAnonymousTable: function() {
           var div = document.createElement('div');
           div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>';
           return $A(div.childNodes[0].childNodes[0].childNodes);
+        }
+      }
       var Insertion = new Object();
       Insertion.Before = Class.create();
       Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'), {
         initializeRange: function() {
           this.range.setStartBefore(this.element);
         },
         insertContent: function(fragments) {
           fragments.each((function(fragment) {
             this.element.parentNode.insertBefore(fragment, this.element);
           }).bind(this));
+        }
       });
       Insertion.Top = Class.create();
       Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), {
         initializeRange: function() {
           this.range.selectNodeContents(this.element);
           this.range.collapse(true);
         },
         insertContent: function(fragments) {
           fragments.reverse(false).each((function(fragment) {
             this.element.insertBefore(fragment, this.element.firstChild);
           }).bind(this));
+        }
       });
       Insertion.Bottom = Class.create();
       Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'), {
         initializeRange: function() {
           this.range.selectNodeContents(this.element);
           this.range.collapse(this.element);
         },
         insertContent: function(fragments) {
           fragments.each((function(fragment) {
             this.element.appendChild(fragment);
           }).bind(this));
+        }
       });
       Insertion.After = Class.create();
       Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'), {
         initializeRange: function() {
           this.range.setStartAfter(this.element);
         },
         insertContent: function(fragments) {
           fragments.each((function(fragment) {
             this.element.parentNode.insertBefore(fragment,
               this.element.nextSibling);
           }).bind(this));
+        }
       });
       /*--------------------------------------------------------------------------*/
       Element.ClassNames = Class.create();
       Element.ClassNames.prototype = {
         initialize: function(element) {
           this.element = $(element);
         },
         _each: function(iterator) {
           this.element.className.split(/\s+/).select(function(name) {
             return name.length > 0;
           })._each(iterator);
         },
         set: function(className) {
           this.element.className = className;
         },
         add: function(classNameToAdd) {
           if (this.include(classNameToAdd)) return;
           this.set(this.toArray().concat(classNameToAdd).join(' '));
         },
         remove: function(classNameToRemove) {
           if (!this.include(classNameToRemove)) return;
           this.set(this.select(function(className) {
             return className != classNameToRemove;
           }).join(' '));
         },
         toString: function() {
           return this.toArray().join(' ');
+        }
+      }
       Object.extend(Element.ClassNames.prototype, Enumerable);
       var Field = {
         clear: function() {
           for (var i = 0; i < arguments.length; i++)
             $(arguments[i]).value = '';
         },
         focus: function(element) {
           $(element).focus();
         },
         present: function() {
           for (var i = 0; i < arguments.length; i++)
             if ($(arguments[i]).value == '') return false;
           return true;
         },
         select: function(element) {
           $(element).select();
         },
         activate: function(element) {
           element = $(element);
           element.focus();
           if (element.select)
             element.select();
+        }
+      }
       /*--------------------------------------------------------------------------*/
       var Form = {
         serialize: function(form) {
           var elements = Form.getElements($(form));
           var queryComponents = new Array();
           for (var i = 0; i < elements.length; i++) {
             var queryComponent = Form.Element.serialize(elements[i]);
             if (queryComponent)
               queryComponents.push(queryComponent);
+          }
           return queryComponents.join('&');
         },
         getElements: function(form) {
           form = $(form);
           var elements = new Array();
           for (tagName in Form.Element.Serializers) {
             var tagElements = form.getElementsByTagName(tagName);
             for (var j = 0; j < tagElements.length; j++)
               elements.push(tagElements[j]);
+          }
           return elements;
         },
         getInputs: function(form, typeName, name) {
           form = $(form);
           var inputs = form.getElementsByTagName('input');
           if (!typeName && !name)
             return inputs;
           var matchingInputs = new Array();
           for (var i = 0; i < inputs.length; i++) {
             var input = inputs[i];
             if ((typeName && input.type != typeName) ||
                 (name && input.name != name))
               continue;
             matchingInputs.push(input);
+          }
           return matchingInputs;
         },
         disable: function(form) {
           var elements = Form.getElements(form);
           for (var i = 0; i < elements.length; i++) {
             var element = elements[i];
             element.blur();
             element.disabled = 'true';
+          }
         },
         enable: function(form) {
           var elements = Form.getElements(form);
           for (var i = 0; i < elements.length; i++) {
             var element = elements[i];
             element.disabled = '';
+          }
         },
         findFirstElement: function(form) {
           return Form.getElements(form).find(function(element) {
             return element.type != 'hidden' && !element.disabled &&
               ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
           });
         },
         focusFirstElement: function(form) {
           Field.activate(Form.findFirstElement(form));
         },
         reset: function(form) {
           $(form).reset();
+        }
+      }
       Form.Element = {
         serialize: function(element) {
           element = $(element);
           var method = element.tagName.toLowerCase();
           var parameter = Form.Element.Serializers[method](element);
           if (parameter) {
             var key = encodeURIComponent(parameter[0]);
             if (key.length == 0) return;
             if (parameter[1].constructor != Array)
               parameter[1] = [parameter[1]];
             return parameter[1].map(function(value) {
               return key + '=' + encodeURIComponent(value);
             }).join('&');
+          }
         },
         getValue: function(element) {
           element = $(element);
           var method = element.tagName.toLowerCase();
           var parameter = Form.Element.Serializers[method](element);
           if (parameter)
             return parameter[1];
+        }
+      }
       Form.Element.Serializers = {
         input: function(element) {
           switch (element.type.toLowerCase()) {
             case 'submit':
             case 'hidden':
             case 'password':
             case 'text':
               return Form.Element.Serializers.textarea(element);
             case 'checkbox':
             case 'radio':
               return Form.Element.Serializers.inputSelector(element);
+          }
           return false;
         },
         inputSelector: function(element) {
           if (element.checked)
             return [element.name, element.value];
         },
         textarea: function(element) {
           return [element.name, element.value];
         },
         select: function(element) {
           return Form.Element.Serializers[element.type == 'select-one' ?
             'selectOne' : 'selectMany'](element);
         },
         selectOne: function(element) {
           var value = '', opt, index = element.selectedIndex;
           if (index >= 0) {
             opt = element.options[index];
             value = opt.value;
             if (!value && !('value' in opt))
               value = opt.text;
+          }
           return [element.name, value];
         },
         selectMany: function(element) {
           var value = new Array();
           for (var i = 0; i < element.length; i++) {
             var opt = element.options[i];
             if (opt.selected) {
               var optValue = opt.value;
               if (!optValue && !('value' in opt))
                 optValue = opt.text;
               value.push(optValue);
+            }
+          }
           return [element.name, value];
+        }
+      }
       /*--------------------------------------------------------------------------*/
       var $F = Form.Element.getValue;
       /*--------------------------------------------------------------------------*/
       Abstract.TimedObserver = function() {}
       Abstract.TimedObserver.prototype = {
         initialize: function(element, frequency, callback) {
           this.frequency = frequency;
           this.element   = $(element);
           this.callback  = callback;
           this.lastValue = this.getValue();
           this.registerCallback();
         },
         registerCallback: function() {
           setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
         },
         onTimerEvent: function() {
           var value = this.getValue();
           if (this.lastValue != value) {
             this.callback(this.element, value);
             this.lastValue = value;
+          }
+        }
+      }
       Form.Element.Observer = Class.create();
       Form.Element.Observer.prototype = Object.extend(new Abstract.TimedObserver(), {
         getValue: function() {
           return Form.Element.getValue(this.element);
+        }
       });
       Form.Observer = Class.create();
       Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), {
         getValue: function() {
           return Form.serialize(this.element);
+        }
       });
       /*--------------------------------------------------------------------------*/
       Abstract.EventObserver = function() {}
       Abstract.EventObserver.prototype = {
         initialize: function(element, callback) {
           this.element  = $(element);
           this.callback = callback;
           this.lastValue = this.getValue();
           if (this.element.tagName.toLowerCase() == 'form')
             this.registerFormCallbacks();
           else
             this.registerCallback(this.element);
         },
         onElementEvent: function() {
           var value = this.getValue();
           if (this.lastValue != value) {
             this.callback(this.element, value);
             this.lastValue = value;
+          }
         },
         registerFormCallbacks: function() {
           var elements = Form.getElements(this.element);
           for (var i = 0; i < elements.length; i++)
             this.registerCallback(elements[i]);
         },
         registerCallback: function(element) {
           if (element.type) {
             switch (element.type.toLowerCase()) {
               case 'checkbox':
               case 'radio':
                 Event.observe(element, 'click', this.onElementEvent.bind(this));
                 break;
               case 'password':
               case 'text':
               case 'textarea':
               case 'select-one':
               case 'select-multiple':
                 Event.observe(element, 'change', this.onElementEvent.bind(this));
                 break;
+            }
+          }
+        }
+      }
       Form.Element.EventObserver = Class.create();
       Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), {
         getValue: function() {
           return Form.Element.getValue(this.element);
+        }
       });
       Form.EventObserver = Class.create();
       Form.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), {
         getValue: function() {
           return Form.serialize(this.element);
+        }
       });
       if (!window.Event) {
         var Event = new Object();
+      }
       Object.extend(Event, {
         KEY_BACKSPACE: 8,
         KEY_TAB:       9,
         KEY_RETURN:   13,
         KEY_ESC:      27,
         KEY_LEFT:     37,
         KEY_UP:       38,
         KEY_RIGHT:    39,
         KEY_DOWN:     40,
         KEY_DELETE:   46,
         element: function(event) {
           return event.target || event.srcElement;
         },
         isLeftClick: function(event) {
           return (((event.which) && (event.which == 1)) ||
                   ((event.button) && (event.button == 1)));
         },
         pointerX: function(event) {
           return event.pageX || (event.clientX +
             (document.documentElement.scrollLeft || document.body.scrollLeft));
         },
         pointerY: function(event) {
           return event.pageY || (event.clientY +
             (document.documentElement.scrollTop || document.body.scrollTop));
         },
         stop: function(event) {
           if (event.preventDefault) {
             event.preventDefault();
             event.stopPropagation();
           } else {
             event.returnValue = false;
             event.cancelBubble = true;
+          }
         },
         // find the first node with the given tagName, starting from the
         // node the event was triggered on; traverses the DOM upwards
         findElement: function(event, tagName) {
           var element = Event.element(event);
           while (element.parentNode && (!element.tagName ||
               (element.tagName.toUpperCase() != tagName.toUpperCase())))
             element = element.parentNode;
           return element;
         },
         observers: false,
         _observeAndCache: function(element, name, observer, useCapture) {
           if (!this.observers) this.observers = [];
           if (element.addEventListener) {
             this.observers.push([element, name, observer, useCapture]);
             element.addEventListener(name, observer, useCapture);
           } else if (element.attachEvent) {
             this.observers.push([element, name, observer, useCapture]);
             element.attachEvent('on' + name, observer);
+          }
         },
         unloadCache: function() {
           if (!Event.observers) return;
           for (var i = 0; i < Event.observers.length; i++) {
             Event.stopObserving.apply(this, Event.observers[i]);
             Event.observers[i][0] = null;
+          }
           Event.observers = false;
         },
         observe: function(elementParam, name, observer, useCapture) {
           var element = $(elementParam);
           useCapture = useCapture || false;
           if (name == 'keypress' &&
               (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
               || element.attachEvent))
             name = 'keydown';
           this._observeAndCache(element, name, observer, useCapture);
         },
         stopObserving: function(elementParam, name, observer, useCapture) {
           var element = $(elementParam);
           useCapture = useCapture || false;
           if (name == 'keypress' &&
               (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
               || element.detachEvent))
             name = 'keydown';
           if (element.removeEventListener) {
             element.removeEventListener(name, observer, useCapture);
           } else if (element.detachEvent) {
             element.detachEvent('on' + name, observer);
+          }
+        }
       });
       /* prevent memory leaks in IE */
       Event.observe(window, 'unload', Event.unloadCache, false);
       var Position = {
         // set to true if needed, warning: firefox performance problems
         // NOT neeeded for page scrolling, only if draggable contained in
         // scrollable elements
         includeScrollOffsets: false,
         // must be called before calling withinIncludingScrolloffset, every time the
         // page is scrolled
         prepare: function() {
           this.deltaX =  window.pageXOffset
                       || document.documentElement.scrollLeft
                       || document.body.scrollLeft
                       || 0;
           this.deltaY =  window.pageYOffset
                       || document.documentElement.scrollTop
                       || document.body.scrollTop
                       || 0;
         },
         realOffset: function(element) {
           var valueT = 0, valueL = 0;
           do {
             valueT += element.scrollTop  || 0;
             valueL += element.scrollLeft || 0;
             element = element.parentNode;
           } while (element);
           return [valueL, valueT];
         },
         cumulativeOffset: function(element) {
           var valueT = 0, valueL = 0;
           do {
             valueT += element.offsetTop  || 0;
             valueL += element.offsetLeft || 0;
             element = element.offsetParent;
           } while (element);
           return [valueL, valueT];
         },
         positionedOffset: function(element) {
           var valueT = 0, valueL = 0;
           do {
             valueT += element.offsetTop  || 0;
             valueL += element.offsetLeft || 0;
             element = element.offsetParent;
             if (element) {
               p = Element.getStyle(element, 'position');
               if (p == 'relative' || p == 'absolute') break;
+            }
           } while (element);
           return [valueL, valueT];
         },
         offsetParent: function(element) {
           if (element.offsetParent) return element.offsetParent;
           if (element == document.body) return element;
           while ((element = element.parentNode) && element != document.body)
             if (Element.getStyle(element, 'position') != 'static')
               return element;
           return document.body;
         },
         // caches x/y coordinate pair to use with overlap
         within: function(element, x, y) {
           if (this.includeScrollOffsets)
             return this.withinIncludingScrolloffsets(element, x, y);
           this.xcomp = x;
           this.ycomp = y;
           this.offset = this.cumulativeOffset(element);
           return (y >= this.offset[1] &&
                   y <  this.offset[1] + element.offsetHeight &&
                   x >= this.offset[0] &&
                   x <  this.offset[0] + element.offsetWidth);
         },
         withinIncludingScrolloffsets: function(element, x, y) {
           var offsetcache = this.realOffset(element);
           this.xcomp = x + offsetcache[0] - this.deltaX;
           this.ycomp = y + offsetcache[1] - this.deltaY;
           this.offset = this.cumulativeOffset(element);
           return (this.ycomp >= this.offset[1] &&
                   this.ycomp <  this.offset[1] + element.offsetHeight &&
                   this.xcomp >= this.offset[0] &&
                   this.xcomp <  this.offset[0] + element.offsetWidth);
         },
         // within must be called directly before
         overlap: function(mode, element) {
           if (!mode) return 0;
           if (mode == 'vertical')
             return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
               element.offsetHeight;
           if (mode == 'horizontal')
             return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
               element.offsetWidth;
         },
         clone: function(source, target) {
           source = $(source);
           target = $(target);
           target.style.position = 'absolute';
           var offsets = this.cumulativeOffset(source);
           target.style.top    = offsets[1] + 'px';
           target.style.left   = offsets[0] + 'px';
           target.style.width  = source.offsetWidth + 'px';
           target.style.height = source.offsetHeight + 'px';
         },
         page: function(forElement) {
           var valueT = 0, valueL = 0;
           var element = forElement;
           do {
             valueT += element.offsetTop  || 0;
             valueL += element.offsetLeft || 0;
             // Safari fix
             if (element.offsetParent==document.body)
               if (Element.getStyle(element,'position')=='absolute') break;
           } while (element = element.offsetParent);
           element = forElement;
           do {
             valueT -= element.scrollTop  || 0;
             valueL -= element.scrollLeft || 0;
           } while (element = element.parentNode);
           return [valueL, valueT];
         },
         clone: function(source, target) {
           var options = Object.extend({
             setLeft:    true,
             setTop:     true,
             setWidth:   true,
             setHeight:  true,
             offsetTop:  0,
             offsetLeft: 0
           }, arguments[2] || {})
           // find page position of source
           source = $(source);
           var p = Position.page(source);
           // find coordinate system to use
           target = $(target);
           var delta = [0, 0];
           var parent = null;
           // delta [0,0] will do fine with position: fixed elements,
           // position:absolute needs offsetParent deltas
           if (Element.getStyle(target,'position') == 'absolute') {
             parent = Position.offsetParent(target);
             delta = Position.page(parent);
+          }
           // correct by body offsets (fixes Safari)
           if (parent == document.body) {
             delta[0] -= document.body.offsetLeft;
             delta[1] -= document.body.offsetTop;
+          }
           // set position
           if(options.setLeft)   target.style.left  = (p[0] - delta[0] + options.offsetLeft) + 'px';
           if(options.setTop)    target.style.top   = (p[1] - delta[1] + options.offsetTop) + 'px';
           if(options.setWidth)  target.style.width = source.offsetWidth + 'px';
           if(options.setHeight) target.style.height = source.offsetHeight + 'px';
         },
         absolutize: function(element) {
           element = $(element);
           if (element.style.position == 'absolute') return;
           Position.prepare();
           var offsets = Position.positionedOffset(element);
           var top     = offsets[1];
           var left    = offsets[0];
           var width   = element.clientWidth;
           var height  = element.clientHeight;
           element._originalLeft   = left - parseFloat(element.style.left  || 0);
           element._originalTop    = top  - parseFloat(element.style.top || 0);
           element._originalWidth  = element.style.width;
           element._originalHeight = element.style.height;
           element.style.position = 'absolute';
           element.style.top    = top + 'px';;
           element.style.left   = left + 'px';;
           element.style.width  = width + 'px';;
           element.style.height = height + 'px';;
         },
         relativize: function(element) {
           element = $(element);
           if (element.style.position == 'relative') return;
           Position.prepare();
           element.style.position = 'relative';
           var top  = parseFloat(element.style.top  || 0) - (element._originalTop || 0);
           var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
           element.style.top    = top + 'px';
           element.style.left   = left + 'px';
           element.style.height = element._originalHeight;
           element.style.width  = element._originalWidth;
+        }
+      }
       // Safari returns margins on body which is incorrect if the child is absolutely
       // positioned.  For performance reasons, redefine Position.cumulativeOffset for
       // KHTML/WebKit only.
       if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) {
         Position.cumulativeOffset = function(element) {
           var valueT = 0, valueL = 0;
           do {
             valueT += element.offsetTop  || 0;
             valueL += element.offsetLeft || 0;
             if (element.offsetParent == document.body)
               if (Element.getStyle(element, 'position') == 'absolute') break;
             element = element.offsetParent;
           } while (element);
           return [valueL, valueT];
+        }
+      }

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