var supported = /MSIE (5\.5)|[6789]/.test(navigator.userAgent) && navigator.platform == "Win32" && !/(Opera)|(Firefox)/.test(navigator.userAgent);

function roll(n) {
	for (i=1; i<=4; i++) {
		if (i != n) {
			var obj = document.getElementById("eimg"+i);
			var src = "/img/1.png";
			obj.src = src;
			if (supported) obj.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "',sizingMethod='scale')";
		}
	}
}

function sht() {
	for (i=1; i<=4; i++) {
		var obj = document.getElementById("eimg"+i);
		obj.src = "/img/0.gif";
		if (supported) obj.runtimeStyle.filter = "";
	}
}