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 /*
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  *   '$RCSfile$'
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  *     Purpose: Default style sheet for KNB project web pages 
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  *              Using this stylesheet rather than placing styles directly in 
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  *              the KNB web documents allows us to globally change the 
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  *              formatting styles of the entire site in one easy place.
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  *   Copyright: 2000 Regents of the University of California and the
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  *               National Center for Ecological Analysis and Synthesis
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  *     Authors: Matt Jones
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  *
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  *    '$Author: daigle $'
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  *      '$Date: 2008-04-02 16:28:31 -0700 (Wed, 02 Apr 2008) $'
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  *  '$Revision: 3780 $'
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  *
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  * This program is free software; you can redistribute it and/or modify
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  * it under the terms of the GNU General Public License as published by
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  * the Free Software Foundation; either version 2 of the License, or
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  * (at your option) any later version.
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  *
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  * This program is distributed in the hope that it will be useful,
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  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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  * GNU General Public License for more details.
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  *
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  * You should have received a copy of the GNU General Public License
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  * along with this program; if not, write to the Free Software
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  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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  */
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/**
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 *  inserts an iframe into the document and assigns it the passed source URL
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 *  and class attribute
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 */
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function _createAutoscrollIFrameWithURL(targetURL, cssClass) {
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  if (_isBlank(targetURL)) {
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    document.write(" ");
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  } else {
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    document.write("<iframe src=\""+targetURL+"\" class=\""+cssClass+"\" "
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                  +" id=\"" + cssClass + "\""
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                  +" name=\"" + cssClass + "\""
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                  + "\" marginwidth=\"0\" scrolling=\"auto\" "
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                  +" marginheight=\"0\" marginwidth=\"0\" "
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                  +" border=\"0\" frameborder=\"0\" framespacing=\"0\" "
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                  +" hspace=\"0\" vspace=\"0\">Your browser does not support"
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                  +" the iframe tag. <a href=\""+targetURL+"\" "
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                  +"target=\"_blank\">This content</a>"
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                  +" should have been displayed at this location</iframe>");
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  }
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}
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/**
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 *  inserts the header referenced by the ADVANCED_BROWSEBOX_URL setting
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 */
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function insertAdvancedBrowseBox() { 
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  if (!_isBlank(ADVANCED_BROWSEBOX_URL)) {
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    _createIFrameWithURL(ADVANCED_BROWSEBOX_URL, IFRAME_ADVANCED_BROWSEBOX_CLASS);
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  }
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}
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/**
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 *  inserts the header referenced by the LOGINBOX_URL setting
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 */
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function insertLoginBox(loginFailure) { 
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  if (!_isBlank(LOGINBOX_URL)) {
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    if (!_isBlank(loginFailure)) {
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      LOGINBOX_URL = LOGINBOX_URL + "?loginFailure=" + loginFailure;
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    }
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    _createIFrameWithURL(LOGINBOX_URL, IFRAME_LOGINBOX_CLASS);
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  }
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}
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/**
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 *  inserts a URL to the metacat server to read a document
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 */
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function insertDocument(servletURL, docid) { 
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  if (!_isBlank(docid)) {
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    documentURL = servletURL + "?action=read&docid=" + docid + "&qformat=lter&insertTemplate=0";
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    _createAutoscrollIFrameWithURL(documentURL, IFRAME_DOCUMENT_CLASS);
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  }
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}
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