window.onerror=null;
browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);

if((browserName=="Netscape" && browserVer >= 3) ||
   (browserName=="Microsoft Internet Explorer" && browserVer >= 4)) ver = "yes";
else ver = "no";

if(ver == "yes") {
	if (document.images) {
	
	var TZfireUp = new Image()
	TZfireUp.src = "images/header_mid_left.gif"
	var TZfireOver = new Image()
	TZfireOver.src = "images/header_mid_left_hot.gif"
	
	var moreUp = new Image()
    moreUp.src = "images/nav_more.gif"
    var moreOver = new Image()
    moreOver.src = "images/nav_more_.gif"

    var tourUp = new Image()
    tourUp.src = "images/nav_tour.gif"
    var tourOver = new Image()
    tourOver.src = "images/nav_tour_.gif"
	
	var signupUp = new Image()
    signupUp.src = "images/nav_signup.gif"
    var signupOver = new Image()
    signupOver.src = "images/nav_signup_.gif"
	
	var helpUp = new Image()
    helpUp.src = "images/nav_help.gif"
    var helpOver = new Image()
    helpOver.src = "images/nav_help_.gif"

	}
}

function dm(msgStr) {
	if (ver == "yes")  {
	    window.status = msgStr;
    	document.returnValue = true;
	}
}

function di(id,name){
	if (ver == "yes")  {
		if (document.images) document.images[id].src=eval(name+".src");
	}
}

function MM_preloadImages() { //v1.2
	if (ver == "yes")  {
		if (document.images) {
    		var imgFiles = MM_preloadImages.arguments;
		    var preloadArray = new Array();
    		for (var i=0; i<imgFiles.length; i++) {
				preloadArray[i] = new Image;
				preloadArray[i].src = imgFiles[i];
    		}
		}	
	}
}