Metacat

 /*

  *   '$RCSfile$'

  *     Purpose: Default style sheet for KNP project web pages

  *              Using this stylesheet rather than placing styles directly in

  *              the KNP web documents allows us to globally change the

  *              formatting styles of the entire site in one easy place.

  *   Copyright: 2000 Regents of the University of California and the

  *               National Center for Ecological Analysis and Synthesis

  *     Authors: Matt Jones

  *

  *    '$Author: daigle $'

  *      '$Date: 2008-07-06 21:25:34 -0700 (Sun, 06 Jul 2008) $'

  *  '$Revision: 4080 $'

  *

  * This program is free software; you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation; either version 2 of the License, or

  * (at your option) any later version.

  *

  * This program is distributed in the hope that it will be useful,

  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  * GNU General Public License for more details.

  *

  * You should have received a copy of the GNU General Public License

  * along with this program; if not, write to the Free Software

  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

  */

var dragColumn = null;

function getStyleClass (className) {

	for (var s = 0; s < document.styleSheets.length; s++) {

		if(document.styleSheets[s].rules) {

			for (var r = 0; r < document.styleSheets[s].rules.length; r++) {

				if (document.styleSheets[s].rules[r].selectorText == '.' + className) {

					return document.styleSheets[s].rules[r];

				}

			}

		}

		else if(document.styleSheets[s].cssRules){

			for (var r = 0; r < document.styleSheets[s].cssRules.length; r++) {

				if (document.styleSheets[s].cssRules[r].selectorText == '.' + className)

					return document.styleSheets[s].cssRules[r]; }

		}

	}

	return null;

}

function startColumnDrag(e) {

	dragColumn = findAdjustColumn(e);

}

function findAdjustColumn(e) {

	var objHeader2 = document.getElementById("col-header2");

	var col2XPos = objHeader2.offsetLeft;

	var objHeader3 = document.getElementById("col-header3");

	var col3XPos = objHeader3.offsetLeft;

	var mouseXPos = getMouseX(e);

	var col2XDiff = col2XPos - mouseXPos;

	var col3XDiff = col3XPos - mouseXPos;

	if (col2XDiff > -3 && col2XDiff < 3) {

		return 1;

	}

	if (col3XDiff > -3 && col3XDiff < 3) {

		return 2;

	}

	return null;

}

function dragCol(e) {

	if (dragColumn != null) {

		var colLObj = document.getElementById("col-header" + dragColumn);

		var colRObj = document.getElementById("col-header" + (dragColumn + 1));

		var mouseXPos = getMouseX(e);

		var colRXPos = colRObj.offsetLeft;

		var mouseXOffset = mouseXPos - colRXPos;

		var colStyleClass = getStyleClass("col" + dragColumn);

		var colTopStyleClass = getStyleClass("col" + dragColumn + "-top");

		colStyleClass.style.width = colLObj.offsetWidth + mouseXOffset;

		colTopStyleClass.style.width = colLObj.offsetWidth + mouseXOffset -2;

	}

}

function changeCursor(e) {

	tableClass = getStyleClass("col");

	if (findAdjustColumn(e) != null) {

		tableClass.style.cursor = "move";

	} else {

		tableClass.style.cursor = "auto";

	}

}

function handleMouseOut() {

	tableClass = getStyleClass("col");

	tableClass.style.cursor = "auto";

	reset();

}

function reset() {

	dragColumn = null;

	tableOffsetWidth = null;

}

function getMouseX(e) {

	if (e.pageX) {

		var posx = e.pageX

	} else {

		posx = e.clientX + document.body.scrollLeft

			+ document.documentElement.scrollLeft;

	}

	// catch possible negative values in NS4

	if (posx < 0) {

		posx = 0

	}

	return posx

}

function swapFolder(openImageLocation, closedImageLocation, img) {

	var openImg = new Image();

	openImg.src = openImageLocation;

	var closedImg = new Image();

	closedImg.src = closedImageLocation;

	objImg = document.getElementById(img);

	if(objImg.src.indexOf(closedImageLocation)>-1)

		objImg.src = openImg.src;

	else

	objImg.src = closedImg.src;

}