var menuImg = new Array();
for(i=1;i<=6;i++) {
	menuImg[i] = new Array();
	menuImg[i]["a"] = "images/menu" + i + ".png";
	menuImg[i]["b"] = "images/menu" + i + "_hl.png";
}

window.addEvent("domready", function() {
	for(i=1;i<=6;i++) {
		$("slide" + i).fade("hide");
		$("slide" + i).setStyle("display","block");
		$("menu" + i).addEvent("mouseleave", function() {
			eleID = parseInt(this.id.replace(/[^0-9]*/, ""));
			img = $("menu" + eleID).getFirst("img");
			img.set("src", menuImg[eleID]["a"]);
		});
		$("menu" + i).addEvent("mouseenter", function() {
			eleID = parseInt(this.id.replace(/[^0-9]*/, ""));
			img = $("menu" + eleID).getFirst("img");
			img.set("src", menuImg[eleID]["b"]);
			if(eleID != curElement) {
				$("slide" + curElement).fade("out");
				$("slide" + eleID).fade("in");
				curElement = eleID;
			}
		});
	}
	$("slide" + curElement).fade("in");
});