//Drop-down menu script
var browser = navigator.appName;
var versionInfo = navigator.appVersion;
var versionNum = parseFloat(versionInfo);
var vendor = navigator.vendor;
var IE = "Microsoft Internet Explorer";
var IE6 = "MSIE 6.0";
var IE7 = "MSIE 7.0";
var safari = "Apple Computer, Inc.";


mhover = function() {
	if((versionInfo.match(IE6)!= null)||(versionInfo.match(IE7)!= null)){
		
	if(navUL){		
		var sfEls = navUL.getElementsByTagName("li");
		
		for (var i=0; i<sfEls.length; i++) {
			if(sfEls[i].getAttribute('className').match("first")) {
				sfEls[i].onmouseover=function() {
					this.className+=" mhover-first";
				}
				sfEls[i].onmouseout=function() {
					this.className=this.className.replace(new RegExp(" mhover-first\\b"), "");
				}
			 }
			else if(sfEls[i].getAttribute('className').match("last")) {
				sfEls[i].onmouseover=function() {
					this.className+=" mhover-last";
				}
				sfEls[i].onmouseout=function() {
					this.className=this.className.replace(new RegExp(" mhover-last\\b"), "");
				}
			 }
			 else {
				sfEls[i].onmouseover=function() {
					this.className+=" mhover";
				}
				sfEls[i].onmouseout=function() {
					this.className=this.className.replace(new RegExp(" mhover\\b"), "");
				}
			 }
		}
	}
	}
}

if (window.attachEvent) {
	//window.attachEvent("onload", mhover);
}