// scripts async.
$(document).ready(function(){
    var ascripts = ['js/jquery.numeric.js', 'js/jquery.ui.datepicker-es.js',
    'js/jquery.preload-min.js'];
    for (i=0; i<ascripts.length; i++)
    {
        var e = document.createElement('script');
        e.src = bu + ascripts[i];
        e.async = true;
        document.getElementById('ascriptscont').appendChild(e);
    }
});