ECCART.common.util.Event = {
    addOnloadListener : function (func) {
        if (window.addEventListener) { //for W3C DOM
            window.addEventListener("load", func, false);
        } else if (window.attachEvent) { //for IE
            window.attachEvent("onload", func);
        } else {
            window.onload = func;
        }
    }
}