$(function(){
//todo
});

$(document).ready(function() {
//todo
});

$(window).load(function(){

       //Do something after all onload fucntions.

      });

var scripts_loaded = 0;
var number_of_scripts = 5;

function everything_is_loaded() {

    if(scripts_loaded == number_of_scripts) {

        //do something


        // and clear interval

        clearInterval(chk_scripts_loaded);

    }

}

var chk_scripts_loaded = setInterval(function() {everything_is_loaded();}, 1000);