var winHelpHNDL=null;
var winUtilityHNDL=null;

//Used for color changes in forms
var highlightcolor="lightYellow";
var ns6=document.getElementById&&!document.all;
var previous='';
var eventobj;
var intended=/INPUT|TEXTAREA|SELECT|OPTION/;

var isIE = false;
var isOther = false;
var isNS4 = false;
var isNS6 = false;
if(document.getElementById)
{
	if(!document.all)
	{
		isNS6=true;
	}
	if(document.all)
	{
		isIE=true;
	}
}
else
{
	if(document.layers)
	{
		isNS4=true;
	}
	else
	{
		isOther=true;
	}
}

/*
End of Browser Sniff 1.0
*/

/*
Access Layer Style Properties
Required components:  Javascript Browser Sniff 1.0
*/
function aLs(layerID)
{
var returnLayer;
	if(isIE)
	{
		returnLayer = eval("document.all." + layerID + ".style");
	}
	if(isNS6)
	{
		returnLayer = eval("document.getElementById('" + layerID + "').style");
	}
	if(isNS4)
	{
		returnLayer = eval("document." + layerID);
	}
	if(isOther)
	{
		returnLayer = "null";
	alert("-[Error]-\nDue to your browser you will probably not\nbe able to view all of the following page\nas it was intended to be viewed.\nWe regret sincerely.");
	}
return returnLayer;
}


<!--hide from old browsers

function makevisible(cur,which){
strength=(which==0)? 1 : 0.5

if (cur.style.MozOpacity)
cur.style.MozOpacity=strength
else if (cur.filters)
cur.filters.alpha.opacity=strength*100
}