function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

<!--
/* Client-side access to querystring name=value pairs
	Version 1.3
	28 May 2008
	
	License (Simplified BSD):
	http://adamv.com/dev/javascript/qslicense.txt
*/
function Querystring(qs) { // optionally pass a querystring to parse
	this.params = {};
	
	if (qs == null) qs = location.search.substring(1, location.search.length);
	if (qs.length == 0) return;

// Turn <plus> back to <space>
// See: http://www.w3.org/TR/REC-html40/interact/forms.html#h-17.13.4.1
	qs = qs.replace(/\+/g, ' ');
	var args = qs.split('&'); // parse out name/value pairs separated via &
	
// split out each name=value pair
	for (var i = 0; i < args.length; i++) {
		var pair = args[i].split('=');
		var name = decodeURIComponent(pair[0]);
		
		var value = (pair.length==2)
			? decodeURIComponent(pair[1])
			: name;
		
		this.params[name] = value;
	}
}

Querystring.prototype.get = function(key, default_) {
	var value = this.params[key];
	return (value != null) ? value : default_;
}

Querystring.prototype.contains = function(key) {
	var value = this.params[key];
	return (value != null);
}

function checkQueryString()
	{
		var qs = new Querystring();
		var v1 = qs.get("PolicyID");
		
		if (v1 !=undefined)
		 {
		 			var i=0;
					while ((document.getElementById('JumpMenu').options[i].value != v1) && (i < document.getElementById('JumpMenu').options.length))
						{i++;}
					if (i < document.getElementById('JumpMenu').options.length)
						{
						document.getElementById('JumpMenu').selectedIndex = i;
						document.getElementById(document.getElementById('JumpMenu').value).style.display = "block";
						}
					
		} else {
			document.getElementById('JumpMenu').selectedIndex = 0;
		}
	}

function ShowHide(d) {

//First we iterate through all of the choices in the dropdown box, and set the div elements to display:none.
for (i=0; i < d.options.length; i++)
	{
		if (d.options[i].value != "Default" && d.options[i].value != "DisplayAll")
			{
				document.getElementById(d.options[i].value).style.display = "none";
			}
	}
	
if (d.options[d.selectedIndex].value == "DisplayAll")
{
for (i=0; i < d.options.length; i++)
	{
		if (d.options[i].value != "Default" && d.options[i].value != "DisplayAll")
			{
				document.getElementById(d.options[i].value).style.display = "block";
			}
	}
}

if (d.options[d.selectedIndex].value != "Default" && d.options[d.selectedIndex].value != "DisplayAll")
{
//Here is where we show the policy that the user selected.
document.getElementById(d.options[d.selectedIndex].value).style.display = "block";
}
}
//-->