/**************************************************************/
/***************   SIMMTESTER.COM ****************************/
/***************   copyright (c) 2003 ************************/
/**************************************************************/

	var VISIBLE = "visible";
	var HIDDEN = "hidden";
	var RELATIVE = "relative";
	var ABSOLUTE = "absolute";
	var correctLayer;
	var lastLayerId="";
	var lastLayer=null;
	var browser = navigator.appName;
	var version = navigator.appVersion;
	var goodBrowser = (browser == "Microsoft Internet Explorer");
	goodBrowser = goodBrowser && (parseInt(version.substring(0,1)) >= 4);
	function enableQuestion(layerId, url){
		if (!(goodBrowser)){
			window.location.href = url;
			return ;
		}
		correctLayer=document.getElementById(layerId)
		if (correctLayer==null) return ;
		if (correctLayer.style.visibility == HIDDEN){
			if ((lastLayer = document.getElementById(lastLayerId)) != null) {
				lastLayer.style.visibility = HIDDEN;
				lastLayer.style.position = ABSOLUTE;
				var oldQLayer = document.getElementById("q" + lastLayerId);
				oldQLayer.style.fontWeight="";
			}
			var qLayer = document.getElementById("q" + layerId);
			qLayer.style.fontWeight = "bold";
			correctLayer.style.position=RELATIVE;
			setTimeout("correctLayer.style.visibility=VISIBLE;",50);
			lastLayerId = layerId;
		}
		else if(correctLayer.style.visibility == VISIBLE){
			correctLayer.style.visibility=HIDDEN;
			correctLayer.style.position=ABSOLUTE;
			var oldQLayer = document.getElementById("q" + layerId);
			oldQLayer.style.fontWeight="";
		}
		document.getElementById("q" + layerId).focus();
	}