/* 
Derived from a script by Alejandro Gervasio. 
Modified to work in FireFox by Stefan Mischook for Killersites.com

How it works: just apply the CSS class of 'column' to your pages' main columns.
*/
matchColumns=function(){ 
     var divs,contDivs,maxHeight,divHeight,d; 
     // get all <div> elements in the document 
     divs=document.getElementsByTagName('div'); 
     contDivs=[]; 
     // initialize maximum height value 
     maxHeight=0; 
     // iterate over all <div> elements in the document 
     for(var i=0;i<divs.length;i++){ 
          // make collection with <div> elements with class attribute 'container' 
          if(/\bcolumn\b/.test(divs[i].className)){ 
                d=divs[i]; 
                contDivs[contDivs.length]=d; 
                // determine height for <div> element 
                if(d.offsetHeight){ 
                     divHeight=d.offsetHeight; 					
                } 
                else if(d.style.pixelHeight){ 
                     divHeight=d.style.pixelHeight;					 
                } 
                // calculate maximum height 
                maxHeight=Math.max(maxHeight,divHeight); 
          } 
     } 
     // assign maximum height value to all of container <div> elements 
     for(var i=0;i<contDivs.length;i++){ 
          contDivs[i].style.height=maxHeight + "px"; 
     } 
}

/*
addEvent function from http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html
*/
function addEvent( obj, type, fn )
{
	if (obj.addEventListener)
		obj.addEventListener( type, fn, false );
	else if (obj.attachEvent)
	{
		obj["e"+type+fn] = fn;
		obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
		obj.attachEvent( "on"+type, obj[type+fn] );
	}
}

function removeEvent( obj, type, fn )
{
	if (obj.removeEventListener)
		obj.removeEventListener( type, fn, false );
	else if (obj.detachEvent)
	{
		obj.detachEvent( "on"+type, obj[type+fn] );
		obj[type+fn] = null;
		obj["e"+type+fn] = null;
	}
}

/*
Create the new window
*/
function openInNewWindow() {
	// Change "_blank" to something like "newWindow" to load all links in the same new window
    var newWindow = window.open(this.getAttribute('href'), '_blank');
    newWindow.focus();
    return false;
}

/*
Add the openInNewWindow function to the onclick event of links with a class name of "new-window"
*/
function getNewWindowLinks() {
	// Check that the browser is DOM compliant
	if (document.getElementById && document.createElement && document.appendChild) {
		// Change this to the text you want to use to alert the user that a new window will be opened
		// Find all links
		var links = document.getElementsByTagName('a');
		var link;
		for (var i = 0; i < links.length; i++) {
			link = links[i];
			// Find all links with a class name of "external"
//			if (/\bexternal\b/.exec(link.className)) {
//			myregexp = new RegExp('^http:\/\/');
			myregexp = new RegExp('^mailto:');
			if (!myregexp.exec(link.href)) {
				myregexp = new RegExp('.doc$');
				if (!myregexp.exec(link.href)) {
					myregexp = new RegExp('.zip$');
					if (!myregexp.exec(link.href)) {
						myregexp = new RegExp('.xls$');
						if (!myregexp.exec(link.href)) {
							myregexp = new RegExp('.pdf$');
							if (!myregexp.exec(link.href)) {
								myregexp2 = new RegExp('^http:\/\/'+document.domain);
								if (!myregexp2.exec(link.href)) {
									link.onclick = openInNewWindow;
//									myregexp3 = new RegExp('img');
//									if (!myregexp3.exec(link.innerHTML)) {
									var images = link.getElementsByTagName('img');
									if (images.length == 0) {
										link.innerHTML = link.innerHTML + '<img src="images/portal/external2.gif" />';
									}
								}
							} else {
								link.innerHTML = link.innerHTML + '<img src="images/portal/pdf.gif" />';
							}
						} else {
							link.innerHTML = link.innerHTML + '<img src="images/portal/xls.gif" />';
						}
					} else {
						link.innerHTML = link.innerHTML + '<img src="images/portal/zip.gif" />';
					}
				} else {
					link.innerHTML = link.innerHTML + '<img src="images/portal/doc.gif" />';
				}
			} else {
				link.innerHTML = '<img src="images/portal/mail_icon2.gif" /> ' + link.innerHTML;
			}
		}
		objWarningText = null;
	}
}

function toggleMenu(obj) {
	if(document.getElementById){
		var el = document.getElementById(obj);
		var ar = document.getElementById(obj).getElementsByTagName('li');
		if(el.className != 'visible'){
			for (var i=0; i<ar.length; i++){
				ar[i].style.display = 'block';
			}
			el.className = 'visible';
		} else {
			for (var i=0; i<ar.length; i++){
				ar[i].style.display = 'none';
			}
			el.className = "invisible";
		}
	}
}

function vertMenuinit() {
	var el = document.getElementById('vertmenu').getElementsByTagName('ul');
	for (var i=0; i<el.length; i++) {
		if (el[i].className == 'invisible') {
			var ar = el[i].getElementsByTagName('li');
			for (var j=0; j<ar.length; j++) {
				ar[j].style.display = 'none';
			}
		}
	}
}

addEvent(window, 'load', matchColumns);
addEvent(window, 'load', getNewWindowLinks);