function setUpCapture()
{
    var classElements = new Array();
	var els = document.getElementsByTagName("input");
	for (i = 0; i < els.length; i++) 
	{
		els[i].onkeypress = captureKeys;
	}
}

var captureKeys = function(ev) {
	ev = ev || window.event;
	kCode = ev.keyCode || ev.which;
    if(kCode == 13)
        return false;
}

function displayPrevious(id){
	if(document.getElementById(id).style.display == "block"){
		document.getElementById(id).style.display = "none";
	}
	else{
		document.getElementById(id).style.display = "block";
	}
}
function navOver(imgName)
{
	var theImage = document.getElementById(imgName);
	
	if(theImage.src.indexOf("-off.gif") != -1)
	{
		theImage.src = theImage.src.replace("-off.gif","-on.gif");
	}	
	else
	{
		theImage.src = theImage.src.replace("-on.gif","-off.gif");
	}
}
function alignPopups(){
	var spanTags = document.getElementsByTagName("span");	
	var zIndexVal = 1000;
	for(var i=0; i<spanTags.length; i++){												
		var nodeObj = spanTags.item(i);
		if(nodeObj.className == "popupHolder"){
			nodeObj.style.zIndex = zIndexVal;			
		}
		zIndexVal = zIndexVal - 1;
	}
}