$().ready(function() {
    var h = $('.form1:first').height();

    if (window.location.pathname != '/Locations-Vending.aspx') {
        if (h < (screen.height - 135)) {
            var pad = (screen.height - 135) - h;
            $('.centreStage:first').css({ 'padding-bottom': pad });
        } 
    }

});