currImg = ""

	for(i=1;i<=11;i++) {
		for(t=1;t<=3;t++) {
			eval("btn" + i + t + " = new Image(); btn" + i + t + ".src = './images/menu/btn" + i + t + ".gif'")
		}
	}

	function rollImg(imgName, state) {
		if(imgName != currImg ) {
			document.images[imgName].src = eval(imgName + state + ".src;")
		}
	}