function setLinkVariables()
{
var loc = window.location;
var ac = delineate(loc);
var core = document.getElementById("SiteLink");
if (core && core.href != "")
{
core.href= core.href +"&ac=" + ac;
}
}
function delineate(str)
{
var stre = str.toString();
if (stre.indexOf("ac=") !=0)
{
theleft = stre.indexOf("ac=") +3;
return(stre.substring(theleft,stre.length));
}
else
{
return 0;
}
}


function turnTabOn(tabOnName, tabOffName, DivName){
	if (document.getElementById(tabOnName).style.display=='none' && document.getElementById(tabOffName).style.display=='none'){
		//this tab is not displayed / do not turn it on	
	}	
	else{
		//this tab is showing, so we can turn it on
		document.getElementById(tabOnName).style.display='block';
		document.getElementById(tabOffName).style.display='none';
		document.getElementById(DivName).style.display='block';
	}
}
function turnTabOff(tabOnName, tabOffName, DivName){
	if (document.getElementById(tabOnName).style.display=='none' && document.getElementById(tabOffName).style.display=='none'){
		//this tab is not displayed / do not turn it off
	}	
	else{
		//this tab is showing, so we can turn it off
		document.getElementById(tabOnName).style.display='none';
		document.getElementById(tabOffName).style.display='block';
		document.getElementById(DivName).style.display='none';
	}
}