function initRollOverImages() {
	var image_cache = new Object();
	$(".lnk img").not("[src*='_o.']").each(function(i){
		var imgsrc = this.src;
		var dot = this.src.lastIndexOf('.');
		var imgsrc_on = this.src.substr(0, dot) + '_o' + this.src.substr(dot, 4);
		image_cache[this.src] = new Image();
		image_cache[this.src].src = imgsrc_on;
		$(this).hover(
			function() { this.src = imgsrc_on; },
			function() { this.src = imgsrc; }
		);
	});
}
$(document).ready(function(){
	initRollOverImages();
	windowOpen=function(url,w,h,s){
		window.open(url,"newwindow","width="+w+",height="+h+",toolbar=0,location=0,directories=0,status=0,scrollbars="+s+",resizable=0,menubar=0");
	}
	$(".col4 .mi img").mouseover(function(){$(this).css({"filter":"alpha(opacity=80)","-moz-opacity":0.8,"opacity":0.8})});
	$(".col4 .mi img").mouseout(function(){$(this).css({"filter":"alpha(opacity=100)","-moz-opacity":1,"opacity":1})});
});