function expand(param)	{		
param.style.display=(param.style.display=="none")?"":"none";	
}
function validatefields(theForm){
// check if the first drop down is selected, if so, invalid selection
if (theForm.cbo_QuestionSet.selectedIndex == 0)
{
alert("Specify Question Set type (Pre or Post).");
theForm.cbo_QuestionSet.focus();
return (false);
}
}

		//function checkWholeForm(theForm) {
			//var why = "";
					//if(theForm.p_lname != undefined){why += checkUsername(theForm.p_lname.value);}
					//if(theForm.p_fname != undefined){why += checkUsername(theForm.p_fname.value);}
					//if(theForm.p_email!= undefined){why += checkEmail(theForm.p_email.value);}
					//why += checkForm() 
			//if (why != "") {
			//		alert(why);
			//   return false;
			//}
		//return true;
		//}
		function checkForm(theForm) {
			alert("hello");
		var error="";
		var el = document.forms[0].elements;
		for(var i = 0 ; i < el.length ; ++i) {
		if(el[i].type == "radio") {
		var radiogroup = el[el[i].name];
		var itemchecked = false;
		for(var j = 0 ; j < radiogroup.length ; ++j) {
		if(radiogroup[j].checked) {
		itemchecked = true;
		break;
		}
		}
		if(!itemchecked) { 
		error = "Please choose an answer for a question";
		if(el[i].focus)
		el[i].focus();
		return error;
		}
		}
		}
		return error;
		}


function HideContent(d) {
document.getElementById(d).style.display = "none";
}
function ShowContent(d) {
document.getElementById(d).style.display = "block";
}
function ReverseDisplay(d) {
if(document.getElementById(d).style.display == "none") { document.getElementById(d).style.display = "block"; }
else { document.getElementById(d).style.display = "none"; }
}

<!-- Change font size -->
var fontSize = 100;

function FontSizeSet()
{
var el, n = 1;
while (el = document.getElementById('content' + n++))
el.style.fontSize = fontSize + '%';
return false;
}

function SetFontLarger()
{
if (fontSize < 150) 
fontSize=fontSize+15;
return FontSizeSet();
}

function SetFontSmaller()
{
if (fontSize > 80) 
fontSize=fontSize-15;
return FontSizeSet();
}

//SuckerTree Vertical Menu 1.1 (Nov 8th, 06)
//By Dynamic Drive: http://www.dynamicdrive.com/style/

var menuids=["psep"] //Enter id(s) of SuckerTree UL menus, separated by commas

function buildsubmenus(){
for (var i=0; i<menuids.length; i++){
  var ultags=document.getElementById(menuids[i]).getElementsByTagName("ul")
    for (var t=0; t<ultags.length; t++){
    ultags[t].parentNode.getElementsByTagName("a")[0].className="subfolderstyle"
		if (ultags[t].parentNode.parentNode.id==menuids[i]) //if this is a first level submenu
			ultags[t].style.left=ultags[t].parentNode.offsetWidth+"px" //dynamically position first level submenus to be width of main menu item
		else //else if this is a sub level submenu (ul)
		  ultags[t].style.left=ultags[t-1].getElementsByTagName("a")[0].offsetWidth+"px" //position menu to the right of menu item that activated it
    ultags[t].parentNode.onmouseover=function(){
    this.getElementsByTagName("ul")[0].style.display="block"
    }
    ultags[t].parentNode.onmouseout=function(){
    this.getElementsByTagName("ul")[0].style.display="none"
    }
    }
		for (var t=ultags.length-1; t>-1; t--){ //loop through all sub menus again, and use "display:none" to hide menus (to prevent possible page scrollbars
		ultags[t].style.visibility="visible"
		ultags[t].style.display="none"
		}
  }
}

if (window.addEventListener)
window.addEventListener("load", buildsubmenus, false)
else if (window.attachEvent)
window.attachEvent("onload", buildsubmenus)