function login() { 
	if(document.getElementById('login').usuario.value && document.getElementById('login').pass.value) {
	 document.getElementById('entrar_login').style.display = "none"; 
	 document.getElementById('procesa_login').style.display = "block";
	 setTimeout("document.getElementById('procesa_login').style.display = \"none\"",3000);
	 setTimeout("document.getElementById('procesa_login_no').style.display = \"block\"",3000);
	 setTimeout("document.getElementById('entrar_login').style.display = \"block\"",5000);
	 setTimeout("document.getElementById('procesa_login_no').style.display = \"none\"",5000);
	 }
}

function disminuir(id)
{
	cambiarTamanoFuente(id, -2);
}

function aumentar(id)
{
	cambiarTamanoFuente(id, 2);
}

function cambiarTamanoFuente(id, incremento)
{
	var capa = document.getElementById(id);

	capa.style.fontSize = (parseInt(capa.style.fontSize) + incremento) + 'px';
}
//-->
<!--//
//SuckerTree Horizontal Menu (Sept 14th, 06)
//By Dynamic Drive: http://www.dynamicdrive.com/style/
var mouse = false;
var timer = null;
var menuids=["treemenu1"] //Enter id(s) of SuckerTree UL menus, separated by commas
function buildsubmenus_horizontal(){
for (var i=0; i<menuids.length; i++){
  var ultags=document.getElementById(menuids[i]).getElementsByTagName("UL")
    for (var t=0; t<ultags.length; t++){
		if (ultags[t].parentNode.parentNode.id==menuids[i]){ //if this is a first level submenu
			ultags[t].style.top=ultags[t].parentNode.offsetHeight+"px" //dynamically position first level submenus to be height of main menu item
			ultags[t].parentNode.getElementsByTagName("a")[0].className="mainfoldericon"
		}
		else{ //else if this is a sub level menu (ul)
		  ultags[t].style.left=ultags[t-1].getElementsByTagName("a")[0].offsetHeight+"px" //position menu to the right of menu item that activated it
    	ultags[t].parentNode.getElementsByTagName("a")[0].className="subfoldericon"
		}
    ultags[t].parentNode.onmouseover=function(){
    this.getElementsByTagName("ul")[0].style.visibility="visible"
	clearTimeout(this.timer);
	return false;
    } 
    ultags[t].parentNode.onmouseout=function(){
	mouse = this;
	mouse.getElementsByTagName("ul")[0].style.visibility="hidden";
   // this.timer = setTimeout('mouse.getElementsByTagName("ul")[0].style.visibility="hidden"',200); 
    return false;
	}
    }
  }
}

function oculta_menus() {
document.getElementById("menu1").style.visibility = "hidden";
document.getElementById("menu2").style.visibility = "hidden";
document.getElementById("menu3").style.visibility = "hidden";
}
if (window.addEventListener)
{
window.addEventListener("load", buildsubmenus_horizontal, false);
window.addEventListener("click", oculta_menus, false);
} 
else if (window.attachEvent){ 
window.attachEvent("onload", buildsubmenus_horizontal);
window.onClick = oculta_menus;
}