// browser test:
bName = navigator.appName;		//get browser name
bVer = parseFloat (navigator.appVersion);	//get browser version

// Set ver variable up, make it n3 if the browser is Netscape 3.X and above
ver = "null";
if (bName == "Netscape" && bVer >= 3) ver = "n3"; //for NS 2: unused
else if (bName == "Netscape" && bVer == 2) ver = "n2"; //for NS 2: unused
else if (bName == "Microsoft Internet Explorer" && bVer >= 4) ver = "n3";


// preload images ONLY IF NS 3.X +
if (ver == "n3") {
	menuClearanceLeft = new Image(66,14); menuClearanceLeft.src = "images/menuClearanceLeft.gif";
	menuClearanceLeftOn = new Image(66,14); menuClearanceLeftOn.src = "images/menuClearanceLeftOn.gif";
	menuClearance = new Image(84,14); menuClearance.src = "images/menuClearance.gif";
	menuClearanceOn = new Image(84,14); menuClearanceOn.src = "images/menuClearanceOn.gif";
	menuFreeOfferLeft = new Image(43,14); menuFreeOfferLeft.src = "images/menuFreeOfferLeft.gif";
	menuFreeOfferLeftOn = new Image(43,14); menuFreeOfferLeftOn.src = "images/menuFreeOfferLeftOn.gif";
	menuFreeOffer = new Image(107,14); menuFreeOffer.src = "images/menuFreeOffer.gif";
	menuFreeOfferOn = new Image(107,14); menuFreeOfferOn.src = "images/menuFreeOfferOn.gif";
	menuFeaturesLeft = new Image(32,14); menuFeaturesLeft.src = "images/menuFeaturesLeft.gif";
	menuFeaturesLeftOn = new Image(32,14); menuFeaturesLeftOn.src = "images/menuFeaturesLeftOn.gif";
	menuFeatures = new Image(118,14); menuFeatures.src = "images/menuFeatures.gif";
	menuFeaturesOn = new Image(118,14); menuFeaturesOn.src = "images/menuFeaturesOn.gif";
	menuWinnersLeft = new Image(32,14); menuWinnersLeft.src = "images/menuWinnersLeft.gif";
	menuWinnersLeftOn = new Image(32,14); menuWinnersLeftOn.src = "images/menuWinnersLeftOn.gif";
	menuWinners = new Image(118,14); menuWinners.src = "images/menuWinners.gif";
	menuWinnersOn = new Image(118,14); menuWinnersOn.src = "images/menuWinnersOn.gif";
	menuLocationsLeft = new Image(43,14); menuLocationsLeft.src = "images/menuLocationsLeft.gif";
	menuLocationsLeftOn = new Image(43,14); menuLocationsLeftOn.src = "images/menuLocationsLeftOn.gif";
	menuLocations = new Image(107,14); menuLocations.src = "images/menuLocations.gif";
	menuLocationsOn = new Image(107,14); menuLocationsOn.src = "images/menuLocationsOn.gif";
	menuFeedbackLeft = new Image(66,14); menuFeedbackLeft.src = "images/menuFeedbackLeft.gif";
	menuFeedbackLeftOn = new Image(66,14); menuFeedbackLeftOn.src = "images/menuFeedbackLeftOn.gif";
	menuFeedback = new Image(84,14); menuFeedback.src = "images/menuFeedback.gif";
	menuFeedbackOn = new Image(84,14); menuFeedbackOn.src = "images/menuFeedbackOn.gif";
	
	
}

// Rollover function exists for all browsers, but only does something significant for NS 3.x+
// imgDocID - the name or number of the document image to be replaced
// imgObjName - the name of the image object to be swapped in
function swap(imgDocID,imgObjName) {
	if (ver == "n3") {
		document.images[imgDocID].src = eval(imgObjName + ".src")
	}
}

function swap2(imgDocID, imgObjName, imgDocID2, imgObjName2) {
	if (ver == "n3") {
		document.images[imgDocID].src = eval(imgObjName + ".src")
		document.images[imgDocID2].src = eval(imgObjName2 + ".src")
	}
}