/*
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);
*/

function activateCatalogue(element, id){
	 var Obj = document.getElementById(id).style;
	 
	 if(Obj.display == "none") {
		Obj.display = "block";
		}
	 else{
	 	Obj.display = "none";
	}
 }
 
 function showMenu(){

	var menObj = document.getElementById("submenu").style;
	if(menObj.display == "block")menObj.display = "none";
	else menObj.display = "block"

}