function smartRollover() {
	if(document.getElementsByTagName) {
		var images = document.getElementsByTagName("img");

		for(var i=0; i < images.length; i++) {
			if(images[i].getAttribute("src").match("_n."))
			{
				images[i].onmouseover = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_n.", "_o."));
				}
				images[i].onmouseout = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_o.", "_n."));
				}
			}
		}
	}
}


if(window.addEventListener) {
	window.addEventListener("load", smartRollover, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", smartRollover);
}

/*

function smartRollover2() {
	if(document.getElementsByTagName) {
		var images = document.getElementsByTagName("img");

		for(var i=0; i < images.length; i++) {
			if(images[i].getAttribute("src").match("_n."))
			{
				images[i].onmouseover = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_n.", "_h."));
				}
				images[i].onmouseout = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_h.", "_n."));
				}
			}
		}
	}
}

if(window.addEventListener) {
	window.addEventListener("load", smartRollover2, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", smartRollover2);
}


/* new */

/*
function smartRollover3() {
	
	if (document.getElementsByClassName('btns')) {
				
		var images = document.getElementsByTagName("img");

		for(var i=0; i < images.length; i++) {
		
			
			images[i].onmouseover = function() {
				this.setAttribute("src", this.getAttribute("src").replace(".", "_o."));
			}
			images[i].onmouseout = function() {
				this.setAttribute("src", this.getAttribute("src").replace("_o.", "."));
			}
		
		
		}
	}
}
*/

/*
function smartRollover() {
	
	if(document.getElementsByTagName) {
		
		var images = document.getElementsByTagName("img");

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

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

			{
				images[i].onmouseover = function() {
					this.setAttribute("src", this.getAttribute("src").replace(".", "_o."));
				}
				images[i].onmouseout = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_o.", "."));
				}
			}
		}
	}
}


if(window.addEventListener) {
	window.addEventListener("load", smartRollover, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", smartRollover);
}

*/