addeventlistener = function(element, eventName, func) {

    if (typeof attachEvent !== 'undefined') {
        element.attachEvent('on' + eventName, func);
    }
    else {
        element.addEventListener(eventName, func, false);
    }
}

        addeventlistener(window, 'load', fillPage);
        function fillPage() {
            $.get('/Header.html', function(data) {
                $('#pageHead').html(data);
            });
            $.get('/Footer.html', function(data) {
                $('#footer').html(data);
            });
           
       }