var $RTS;
if(!$RTS){
	$RTS = function ( htmlElement, cssProperty, mozillaEquivalentCSS) {
	   if ( arguments.length == 2 )
	      mozillaEquivalentCSS = cssProperty;
	
	   var el = $(htmlElement);
	   if ( el.currentStyle )
	      return el.currentStyle[cssProperty];
	   else
	      return document.defaultView.getComputedStyle(el, null).getPropertyValue(mozillaEquivalentCSS);
	}
}