function smartRollover() {


	if(document.getElementsByTagName) {


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





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

			if(images[i].getAttribute("src") ) {


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


				{


					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."));


					}


				}

			}

		}


	}


}





if(window.addEventListener) {


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


}


else if(window.attachEvent) {


	window.attachEvent("onload", smartRollover);


}