function changeStyle(element,newStyleSuffix) 
{
	if(null != element)
	{
		if (element.originalClass==null || element.originalClass.length==0) {
			if (element.className.length>0) {
				element.originalClass=element.className;
			} else {
				element.originalClass=" ";
			}
			
		}
		if ((element.originalClass.length>0) && (element.originalClass != " ") ) {
			element.className = element.originalClass+" "+element.originalClass+newStyleSuffix;
		} else {
			element.className = newStyleSuffix;
		}
	}
}

function revertToOriginalStyle(element) {
	if (element != null && null != element.originalClass && element.originalClass.length>0) {
		element.className =element.originalClass;
	}
}