if(window.addEventListener) {

	window.addEventListener('load', smartRollover, false);

} else if(window.attachEvent){

	window.attachEvent('onload', smartRollover);

} else {

	window.onload = smartRollover;

}



function smartRollover() {

	if(document.getElementsByTagName) {

		var images = document.getElementsByTagName("img");

		

		for(var i=0; i < images.length; i++) {

			if(images[i].getAttribute("src").match("_off\\."))

			{

				var nonRollCheck ;

				nonRollCheck = images[i].getAttribute('className');

				nonRollCheck = (nonRollCheck == null) ? images[i].getAttribute('class') : nonRollCheck;

				

				nonRollCheck = nonRollCheck ? nonRollCheck.match(/(^|\s)no_rollover(\s|$)/) : false;

				

				if (!nonRollCheck)

				{

					ImgSrc = images[i].getAttribute("src").replace("_off.", "_on.");

					new Image().src = ImgSrc;

					

					images[i].onmouseover = function() {

						this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));

					}

					images[i].onmouseout = function() {

						this.setAttribute("src", this.getAttribute("src").replace("_on.", "_off."));

					}

				}				

			}

		}

	}

}