function show_element (tmp) {
	var tmp_id = document.getElementById("sub" + tmp);
	if ((tmp_id.parentNode)&&(tmp_id.parentNode.className!='notclose')) {	 
		if (tmp_id.style.display=='block') { 
			tmp_id.parentNode.className=tmp_id.parentNode.className.replace(" active", "");
			tmp_id.style.display = "none";
			}
		else {
			tmp_id.style.display = 'block';
			tmp_id.parentNode.className+=" active";
		}
	}
}

jsHover = function() {
	var hEls = document.getElementById("nav").getElementsByTagName("a");
	for (var i=0, len=hEls.length; i<len; i++) {
		hEls[i].onfocus=function() { this.blur(); }
	}
}
if (window.attachEvent) window.attachEvent("onload", jsHover);