var def="defmenu";
var index=1;
function hidedef(){
	$(def).style.visibility="hidden";
}
function showdef(){
	$(def).style.visibility="visible";
	return true;
}
function $(e){
	return document.getElementById(e)
}
sfHover = function() {
	if(document.getElementById("nav"))
	{
		var sfEls = document.getElementById("nav").getElementsByTagName("LI");
		for (var i=10; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {
				this.className+=" sfhover";
				if(i!=index)
				{
					$(def).style.visibility="hidden";
				}
			}
			sfEls[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
				if(i!=index)
				{
					$(def).style.visibility="visible";
				}
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);



	    
        function hidedef1(li)
        {   
            old_a=document.getElementById("a_id").value;
            document.getElementById("a_id").value=li;
            document.getElementById("a_nav01").className="off";
            document.getElementById(li).className="on";
        }
        function showdef1()
        {
            if(old_a!="a_nav01")
            {
                old_a=document.getElementById("a_id").value;
                document.getElementById(old_a).className='off';
                if(document.getElementById("a_nav01").className=='off');
                    document.getElementById("a_nav01").className='on';
            }
            else
            {
                document.getElementById("a_nav01").className="on";
            }
        }
        function show_parent()
        {
            old_a=document.getElementById("a_id").value;
            if(document.getElementById("a_nav01").className=="on")
            {
                document.getElementById("a_nav01").className='off';
            }
            else
            {
                if(old_a!='')
                    document.getElementById(old_a).className='on';
            }
            if(old_a=='a_nav01')
            {
                document.getElementById("a_nav01").className='on';
            }
        }
        function hide_parent()
        {   
        
            document.getElementById("a_nav01").className="on";
            if(old_a!='')
                document.getElementById(old_a).className='off';
            document.getElementById("a_id").value="";
        }