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."))
{
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."));}
}
}
var input = document.getElementsByTagName("input");
for(var i=0; i < input.length; i++) {
if(input[i].getAttribute("type").match("image"))
{
if(input[i].getAttribute("src").match("_off."))
{
input[i].onmouseover = function() {this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));}
input[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);}