function changeClass(ElementID, NewClass)
{				
	// Changes the class for the given element
	ElementID.className = NewClass;	
}

function openURL(URLToOpen)
{
	// Open a url
	document.location = URLToOpen;
}

function popURL(cUrl,cName,cFeatures)
{
	window.open(cUrl,cName,cFeatures)
}

function setOpacity(obj,value) {

	obj.style.opacity = value/100;
	obj.filters.alpha.opacity = value;

}