if (document.images) {
	    var imagesNormal = new Object();
	    imagesNormal["about"] = new Image();
	    imagesNormal["about"].src = "i/mabout.jpg";
	    imagesNormal["play"] = new Image();
	    imagesNormal["play"].src = "i/mplay.jpg";
	    imagesNormal["buyit"] = new Image();
	    imagesNormal["buyit"].src = "i/mbuyit.jpg";
	    imagesNormal["promotion"] = new Image();
	    imagesNormal["promotion"].src = "i/mpromotion.jpg";
	    imagesNormal["reviews"] = new Image();
	    imagesNormal["reviews"].src = "i/mreviews.jpg";
	    var imagesMOver = new Object();
	    imagesMOver["about"] = new Image();
	    imagesMOver["about"].src = "i/moabout.jpg";
	    imagesMOver["play"] = new Image();
	    imagesMOver["play"].src = "i/moplay.jpg";
	    imagesMOver["buyit"] = new Image();
	    imagesMOver["buyit"].src = "i/mobuyit.jpg";
	    imagesMOver["promotion"] = new Image();
	    imagesMOver["promotion"].src = "i/mopromotion.jpg";
	    imagesMOver["reviews"] = new Image();
	    imagesMOver["reviews"].src = "i/moreviews.jpg";
    }
	function onMOver(imgName) {
		document.images[imgName].src = imagesMOver[imgName].src;
		return true;
	}
	function onMOut(imgName){
		document.images[imgName].src = imagesNormal[imgName].src;
		return true;
	}