// JavaScript Document

sfHover = function() {
	var sfEls = document.getElementById("mnav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);




//choice scripts for psp.org or rps.com

function lchoice()
	{
	document.getElementById('midchoice').style.display = 'none';
	document.getElementById('midchoiceleft').style.display = 'block';
	document.getElementById('midchoiceright').style.display = 'none';
	return true;
	}
				
function normchoice()
	{
	document.getElementById('midchoice').style.display = 'block';
	document.getElementById('midchoiceleft').style.display = 'none';
	document.getElementById('midchoiceright').style.display = 'none';
	return true;
	}
				
function rchoice()
	{
	document.getElementById('midchoice').style.display = 'none';
	document.getElementById('midchoiceleft').style.display = 'none';
	document.getElementById('midchoiceright').style.display = 'block';
	return true;
	}
	
//sub bar show scripts
	//conference bar	
	function confbarshow()
		{
		document.getElementById('confbar').style.display = 'block';
		return true;
		}
		
	function confbarhide()
		{
		document.getElementById('confbar').style.display = 'none';
		return true;
		}
		
	//program bar
		
	function prgmbarshow()
		{
		document.getElementById('prgmbar').style.display = 'block';
		return true;
		}
		
	function prgmbarhide()
		{
		document.getElementById('prgmbar').style.display = 'none';
		return true;
		}