// JavaScript Document
function DOMGetElement(xx)
{//Get Document's Object by it's id (for DOM)
 if (document.getElementById) return document.getElementById(xx);
 return nul;
}

function showlayer(x){
	if (document.getElementById) {
			  var Menu = DOMGetElement(x);
			  
			  Menu.style.visibility='visible';
			  
			  }
   else if(document.layers){

			  document.layers[x].visibility='show';
			  
			  }
}



function hidelayer(p){
	if (document.getElementById) {
			  var Menu = DOMGetElement(p);
			  

			  Menu.style.visibility='hidden';
			  
			  }
	else if(document.layers){
			 document.layers[p].visibility='hide';
			
			  
			  }
}