function menuVertical(idf){
	if(document.getElementById&&document.getElementById(idf)){
		var menu = document.getElementById(idf);
		var lis = menu.getElementsByTagName('li');
		for(var i=0; i<lis.length; i++ ){
			if(lis[i].parentNode.id==idf){
				if(lis[i].getElementsByTagName('ul')[0]){
					lis[i].getElementsByTagName('a')[0].href='javascript:;';
					lis[i].getElementsByTagName('a')[0].onclick=function(){
						if(this.parentNode.getElementsByTagName('ul')[0].style.display=='block'){
							this.parentNode.getElementsByTagName('ul')[0].style.display='none';
						}else{
							this.parentNode.getElementsByTagName('ul')[0].style.display='block';
						}
					}
				}
			}else{
				if(lis[i].getElementsByTagName('ul')[0]){
					lis[i].onkeyup=function(){ this.getElementsByTagName('ul')[0].style.visibility='visible'; }
					lis[i].onmouseover=function(){ this.getElementsByTagName('ul')[0].style.visibility='visible'; }
					lis[i].onmouseout=function(){ this.getElementsByTagName('ul')[0].style.visibility='hidden'; }
					lis[i].onblur=function(){ this.getElementsByTagName('ul')[0].style.visibility='hidden'; }
					lis[i].onfocus=function(){ this.getElementsByTagName('ul')[0].style.visibility='visible'; }
				}
			}
		}
	}
}