// Funciones a ejecutar en el onload
var funciones_someter_onload = new Array();
var delayed = new Array();
var _i_delayed_ = 0;
var timeOut = 50;

function someter_onload() {
    var len = funciones_someter_onload.length;
    for (someter_onload_i=0; someter_onload_i<len; someter_onload_i++) {
        eval(funciones_someter_onload[someter_onload_i] + "()");
    }
    if (document.getElementById('cajaBotones')) {
        delayed[delayed.length] = "mostrar_botones";
        setTimeout('load_next()', timeOut);
    }
}

function load_next() {
    if (_i_delayed_ < delayed.length) {
        if (delayed[_i_delayed_]) {
            setTimeout(delayed[_i_delayed_] + '()', timeOut);
        }
        _i_delayed_++;
    }
}

function volver(){
	history.go(-1);
}