//          IMAGE SWAP           //


var preloadFlag = false;

// Part of Image Preloader
function newImage(arg) {
    if (document.images) {
        rslt = new Image();
        rslt.src = arg;
        return rslt;
    }
}


// Establishes Variables
var recallLocation = '';
var recallImage = '';
var lastClickLocation = false;
var lastClickImage = '';


// Basic Image Swap Function 
function imgOn (imgName, imgLoc) {
	if (document.images) {
		// if imgName and imgLoc are same
		if (imgLoc == "") {
			imgLoc = imgName;
		}

		// Store Info for imgOff Before Making the Switch
		recallLocation = imgLoc;
		recallImage = eval("document." + imgLoc + ".src");

		// Make The Switch
		document[imgLoc].src = eval(imgName + ".src");
	}
}


// Return Image to Previous State
function imgOff () {
	if (document.images) {
		if (recallLocation != ''){
			// recall last image and revert
			document[recallLocation].src = recallImage;
		}
	}
}