// JavaScript Document


var ns4 = (document.layers)?true:false 
var ie4 = (document.all)?true:false 
if(ie4){ 
    document.write("<link rel='stylesheet' href='../UniVirtual-plantilla/css/estilos_ie.css'>") 
}else{ 
    document.write("<link rel='stylesheet' href='../UniVirtual-plantilla/css/estilos_ns.css'>") 
} 
function overTD(td,color)  {td.bgColor=color; } 
function outTD(td,color){td.style.cursor='default';td.bgColor=color;} 
function clickTD(td){td.children.tags('A')[0].click();} 


var menus   = new Array(6);
menus[0]=0;
menus[1]=0;
menus[2]=0;
menus[3]=0;
menus[4]=0;
menus[5]=0;

function cuenta_atras(capa_id,contador,index){
	if(menus[index]==1){
		 
		if(contador==0){
			if(menus[index]==1){
			document.getElementById(capa_id).style.visibility="hidden";
			}
			menus[index]=0;
		}
		else{   
			ID=window.setTimeout("cuenta_atras('"+capa_id+"','"+(contador-1)+"',"+index+");",500);
		}
	}
	else{
		//document.getElementById(capa_id).style.visibility="visible";
	}	
}

function muestra_menu(menu_id,index){
		oculta_todas();
		menus[index]=0;
		document.getElementById(menu_id).style.visibility="visible";
}

function en_el_menu(menu_id,index){
		menus[index]=0;
		document.getElementById(menu_id).style.visibility="visible";
}

function oculta_menu(menu_id,index){
		document.getElementById(menu_id).style.visibility="hidden";
		menus[index]=2;
}

function oculta_todas(){
		document.getElementById('sacerca').style.visibility="hidden";
        document.getElementById('soferta').style.visibility="hidden";
		document.getElementById('sapoyos').style.visibility="hidden";
		document.getElementById('sinscripcion').style.visibility="hidden";
		document.getElementById('sinscripcionAFBG').style.visibility="hidden";
		document.getElementById('scursos').style.visibility="hidden";
		document.getElementById('sfaq').style.visibility="hidden";
		document.getElementById('scontacto').style.visibility="hidden";
		document.getElementById('sred').style.visibility="hidden";
}