var bactivo = 0;
var bg1 = '../img/bot-fon.gif';
var bg2 = '../img/btofon2.gif';
var bga1 = '../img/bot-fon-p.gif';
var bga2 = '../img/btofon2-p.gif';

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function ci (q,ar) {
	document.images[q].src = ar;
}
var bac, enn = 0;
function sobre(boton) {
    var alto_tdid = document.getElementById(boton).offsetHeight;
    if(alto_tdid > 22) bdef = bga2; else bdef = bga1;
	document.getElementById(boton).style.backgroundImage='url('+bdef+')';
	if(boton=='i0') ci('serv','../img/servicios.gif');
	else ci('serv','../img/bot/'+boton+'.jpg');
}
function salir(boton) {
	if(bactivo == boton) return;
    var alto_tdid = document.getElementById(boton).offsetHeight;
    if(alto_tdid > 22) bdef = bg2; else bdef = bg1;
	document.getElementById(boton).style.backgroundImage='url('+bdef+')';
	ci('serv','../img/servicios.gif');
}
function desactivar() {
bactivo=0;
for(i=1; i<12; i++) salir("i"+i);
}
function marcar(boton) {
    for(i=1; i<12; i++) {
      	ev_tdid = "i"+i;
	    var alto_tdid = document.getElementById(ev_tdid).offsetHeight;
	    if(alto_tdid > 22) bdef = bg2;
	    else bdef = bg1;
	    document.getElementById(ev_tdid).style.backgroundImage='url('+bdef+')';
 	}
    alto_tdid = document.getElementById(boton).offsetHeight;
    if(alto_tdid > 22) bdef = bga2; else bdef = bga1;
	document.getElementById(boton).style.backgroundImage='url('+bdef+')';
	bactivo = boton;
}
function ir(src) {
	if(event.srcElement.tagName=='TD') src.children.tags('A')[0].click();
}