var ddequalcolumns=new Object()
//Input IDs (id attr) of columns to equalize. Script will check if each corresponding column actually exists:
ddequalcolumns.columnswatch=["ls", "right-nav2","rs","left-nav"]
//ddequalcolumns.columnswatch=["left-green", "top-middle","right-green"]


ddequalcolumns.setHeights=function(reset){
	// Get Browser Versio if firefox then change style added by AS
	browser_version= parseInt(navigator.appVersion);
	browser_type = navigator.appName;
	if (/MSIE (\d+\.\d+);/.test(navigator.userAgent)){
		var ieversion=new Number(RegExp.$1)
		if (ieversion==6){
		document.getElementById('sblock').style.width='173px';	
		document.getElementById('left-nav').style.width='130px';	
		document.getElementById('right-nav').style.width='660px';	
		document.getElementById('text1').style.lineHeight='14px';	
		document.getElementById('text2').style.lineHeight='14px';	
		ddequalcolumns.columnswatch=["ls","right-nav2","rs","left-nav"];
		}
	}
	if(browser_type == "Netscape"){
		document.getElementById('center_box').style.position='absolute';
	}
	// End Code
	
var tallest=0
var resetit=(typeof reset=="string")? true : false
for (var i=0; i<this.columnswatch.length; i++){
if (document.getElementById(this.columnswatch[i])!=null){
if (resetit)
document.getElementById(this.columnswatch[i]).style.height="auto"
if (document.getElementById(this.columnswatch[i]).offsetHeight>tallest)
tallest=document.getElementById(this.columnswatch[i]).offsetHeight
}
}
if (tallest>0){
for (var i=0; i<this.columnswatch.length; i++){
if (document.getElementById(this.columnswatch[i])!=null)
document.getElementById(this.columnswatch[i]).style.height=tallest+"px"
}
}
}

ddequalcolumns.resetHeights=function(){
this.setHeights("reset")
}

ddequalcolumns.dotask=function(target, functionref, tasktype){ //assign a function to execute to an event handler (ie: onunload)
var tasktype=(window.addEventListener)? tasktype : "on"+tasktype
if (target.addEventListener)
target.addEventListener(tasktype, functionref, false)
else if (target.attachEvent)
target.attachEvent(tasktype, functionref)
}

ddequalcolumns.dotask(window, function(){ddequalcolumns.setHeights()}, "load")
ddequalcolumns.dotask(window, function(){if (typeof ddequalcolumns.timer!="undefined") clearTimeout(ddequalcolumns.timer); ddequalcolumns.timer=setTimeout("ddequalcolumns.resetHeights()", 200)}, "resize")