/* ================================================================ 
This copyright notice must be kept untouched in the stylesheet at 
all times.

The original version of this script and the associated (x)html
is available at http://www.stunicholls.com/menu/pro_drop_1.html
Copyright (c) 2005-2007 Stu Nicholls. All rights reserved.
This script and the associated (x)html may be modified in any 
way to fit your requirements.
=================================================================== */
stuHover = function() {
	var cssRule;
	var newSelector;
	for (var i = 0; i < document.styleSheets.length; i++)
		for (var x = 0; x < document.styleSheets[i].rules.length ; x++)
			{
			cssRule = document.styleSheets[i].rules[x];
			if (cssRule.selectorText.indexOf("LI:hover") != -1)
			{
				 newSelector = cssRule.selectorText.replace(/LI:hover/gi, "LI.iehover");
				document.styleSheets[i].addRule(newSelector , cssRule.style.cssText);
			}
		}
	var getElm = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<getElm.length; i++) {
		getElm[i].onmouseover=function() {
			this.className+=" iehover";
		}
		getElm[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" iehover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", stuHover);



function fn_onload()
{
	clickMenu2('tabs'); 
}

clickMenu2 = function(menu) 
{

	var getEls = document.getElementById(menu).getElementsByTagName("LI");
	var getAgn = getEls;
	
	for (var i=0; i<getEls.length; i++) 
	{
		getEls[i].onclick=function() 
		{
			for (var x=0; x<getAgn.length; x++) 
			{
				getAgn[x].className=getAgn[x].className.replace("click","");
			}
			this.className+=" click";
		}
	}	
}



function checkTrec()
{
	$errorMsg = "";

	if( document.frmTrec.trecnumber.value == "" )
	{
		$errorMsg = "Please input your TREC number.";
	}
		
	if( $errorMsg != "" )
	{
		alert($errorMsg);
		return false;
	}
	else
	{
		return true;
	}
}				
function checkPassword()
{
	if (document.frmNewUser.password.value.length < 6)
	{
		alert("Password must be at least 6 characters long.");
		return false;
	}
	else
	{
		if (document.frmNewUser.password.value != document.frmNewUser.retypePassword.value)
		{
			alert("Passwords do not match, please retype.");
			return false;
		}
		else
		{
			return true;
		}
	}
}