var ie4,ns4,ns6;
if(document.all)ie4 = true;
 	else if(document.layers)ns4 = true;
 	else if(document.getElementById)ns6 = true;

//Arrays de botones de la home y subhome de programas
var botones = ["http://www.ie.edu/eng/img/sp.gif","http://www.ie.edu/eng/img/bot1.gif","http://www.ie.edu/eng/img/bot2.gif","http://www.ie.edu/eng/img/bot3.gif","http://www.ie.edu/eng/img/bot4.gif","http://www.ie.edu/eng/img/bot5.gif"];
var botones_on = ["http://www.ie.edu/eng/img/sp.gif","http://www.ie.edu/eng/img/bot1_on.gif","http://www.ie.edu/eng/img/bot2_on.gif","http://www.ie.edu/eng/img/bot3_on.gif","http://www.ie.edu/eng/img/bot4_on.gif","http://www.ie.edu/eng/img/bot5_on.gif"]; 
var botones_on2 = ["http://www.ie.edu/eng/img/sp.gif","http://www.ie.edu/eng/img/bot1_on2.gif","http://www.ie.edu/eng/img/bot2_on2.gif","http://www.ie.edu/eng/img/bot3_on2.gif","http://www.ie.edu/eng/img/bot4_on2.gif","http://www.ie.edu/eng/img/bot5_on2.gif"]; 

var clic = null;
var clic2 = null;
var activa = 0;
var activa2 = 0;
var aux = null
function anular(){
	clearTimeout(clic);
	clearTimeout(clic2);
}

function activar_clic(){
	clic=setTimeout("desplegar(0)",1500);
	clic2=setTimeout("cambiar_prog2(activa)",1500);
}
//funciones de la botonera de la subhome de programas
function cambiar_prog(cual){
	aux=cual;
	clearTimeout(clic);
	clearTimeout(clic2);
	if(ns4){
		for(i=1;i<=5;i++){
				eval("document.todo.document.images['bot"+i+"'].src=botones["+i+"]");
		}
		eval("document.todo.document.images['bot"+cual+"'].src=botones_on["+cual+"]");
	}
	else{
		for(i=1;i<=5;i++){
				eval("document.images['bot"+i+"'].src=botones["+i+"]");
		}
		eval("document.images['bot"+cual+"'].src=botones_on["+cual+"]");
	}
}
function cambiar_prog2(cual){
	aux=cual;
	clearTimeout(clic);
	clearTimeout(clic2);
	if(ns4){
		for(i=1;i<=5;i++){
				eval("document.todo.document.images['bot"+i+"'].src=botones["+i+"]");
		}
		eval("document.todo.document.images['bot"+cual+"'].src=botones_on2["+cual+"]");
	}
	else{
		for(i=1;i<=5;i++){
				eval("document.images['bot"+i+"'].src=botones["+i+"]");
		}
		eval("document.images['bot"+cual+"'].src=botones_on2["+cual+"]");
	}
}
//funcion para desplegar los submenus con las opciones
function desplegar(cual){
	clearTimeout(clic);
	clearTimeout(clic2);
	if(ns4){
		if(cual==0){
			
			for(i=1;i<=5;i++){
				eval("document.todo.document.submenu"+i+".visibility='hidden'");
			}
		}
		else{
			for(i=1;i<=5;i++){
				eval("document.todo.document.submenu"+i+".visibility='hidden'");
			}
			eval("document.todo.document.submenu"+cual+".visibility='visible'");
		}
	}
	else if(ie4){
		if(cual==0){
			
			for(i=1;i<=5;i++){
				eval("document.all.submenu"+i+".style.visibility='hidden'");
			}
		}
		else{
			for(i=1;i<=5;i++){
				eval("document.all.submenu"+i+".style.visibility='hidden'");
			}
			eval("document.all.submenu"+cual+".style.visibility='visible'");
		}
	}
	else{
		if(cual==0){
			
			for(i=1;i<=5;i++){
				eval("document.getElementById('submenu"+i+"').style.visibility='hidden'");
			}
		}
		else{
			for(i=1;i<=5;i++){
				eval("document.getElementById('submenu"+i+"').style.visibility='hidden'");
			}
			eval("document.getElementById('submenu"+cual+"').style.visibility='visible'");
		}
	}
}
function abre_legal(){
	window.open('/eng/legal.html','','width=500,height=450,top=60,left=100,titlebar=no,directories=0,resizable=no,location=0,status=0,scrollbars=1,toolbar=0,menubar=0')
}

function preload(imgObj,imgSrc) {
	eval(imgObj+' = new Image()')
	eval(imgObj+'.src = "'+imgSrc+'"')
}
preload('bot1','/eng/img/bot1.gif')
preload('bot2','/eng/img/bot2.gif')
preload('bot3','/eng/img/bot3.gif')
preload('bot4','/eng/img/bot4.gif')
preload('bot5','/eng/img/bot5.gif')
preload('bot1','/eng/img/bot1_on.gif')
preload('bot2','/eng/img/bot2_on.gif')
preload('bot3','/eng/img/bot3_on.gif')
preload('bot4','/eng/img/bot4_on.gif')
preload('bot5','/eng/img/bot5_on.gif')
preload('bot1','/eng/img/bot1_on2.gif')
preload('bot2','/eng/img/bot2_on2.gif')
preload('bot3','/eng/img/bot3_on2.gif')
preload('bot4','/eng/img/bot4_on2.gif')
preload('bot5','/eng/img/bot5_on2.gif')
preload('trans','/eng/img/sp.gif')


function cambio_idioma()
{
	var re;
	var url=new String(window.location.href);
	re=/eng/i;
	window.location.href=url.replace(re,"eng");
}

function enviar_amigo()
{
	window.open('http://www.ie.edu/eng/enviar_amigo.asp','','width=450,height=450,top=60,left=100,titlebar=no,directories=0,resizable=NO	,location=0,status=0,scrollbars=yes,toolbar=0,menubar=0')
}
function enviar_ayuda()
{
	window.open('http://www.ie.edu/eng/enviar_ayuda.asp','Ayuda','width=450,height=400,top=60,left=100,titlebar=no,directories=0,resizable=NO	,location=0,status=0,scrollbars=yes,toolbar=0,menubar=0')
}
function abre(cual,ancho,alto){
	eval("window.open('"+cual+"','','width="+ancho+",height="+alto+",top=60,left=100,titlebar=no,directories=0,resizable=NO	,location=0,status=0,scrollbars=yes,toolbar=0,menubar=0')")
}
function imprimir(){
	var str;
	if(document.all) str=document.all.Contenido.innerHTML;
	 	else if(document.layers) str=document.layers['Contenido'].document.innerHTML;
	 	else if(document.getElementById) str=document.getElementById('Contenido').innerHTML;
	v=window.open('about:blank','imprimir','width=550,height=450,top=60,left=50,titlebar=no,directories=0,resizable=no,location=0,status=0,scrollbars=1,toolbar=0,menubar=0')
	v.document.clear();
	v.document.open();
	v.document.write('<LINK REL="STYLESHEET" TYPE="TEXT/CSS" HREF="/eng/css/imprimir.css">')
	v.document.write("<div id='logo_imprimir'><img src=/eng/img/nuevo_logo.gif></div>")
	v.document.write("<div id='contenido_imprimir'>")
	v.document.write(str);
	v.document.write("</div>")
	v.document.close();
	v.window.print();
	v.close();
	}