function showMenu(num){
		
		for(var i=1; i<5 ; i++){

				document.getElementById("apDiv"+i).style.display = "none";
				document.getElementById("apSub"+i).style.display = "none";
				document.getElementById("de_menu"+i).style.display = "none";

		}	
	

		for(var i=1; i<5 ; i++){

			if(num == i){
				document.getElementById("apDiv"+i).style.display = "block";
				document.getElementById("apSub"+i).style.display = "block";
				document.getElementById("de_menu"+i).style.display = "none";
			}else{
				document.getElementById("apDiv"+i).style.display = "none";
				document.getElementById("apSub"+i).style.display = "none";
				document.getElementById("de_menu"+i).style.display = "block";
			}
			
		}
	
	}
	
	function hideMenu(){
		for(var i=1; i<5 ; i++){		
			document.getElementById("apDiv"+i).style.display = "none";
			document.getElementById("apSub"+i).style.display = "none";
			document.getElementById("de_menu"+i).style.display = "block";		
		}
		for(var i=1; i<5 ; i++){
			if(document.getElementById("apDiv"+i).className == "menu3 on"){
				document.getElementById("apDiv"+i).style.display = "block";
				document.getElementById("apSub"+i).style.display = "block";
				document.getElementById("de_menu"+i).style.display = "none";
			}
		}
	}