function loading() {
    
 	if ($("#contact_form")[0].checkValidity()) {
        document.getElementById("loading_overlay").style.display = "block";
        document.getElementById("loading").style.display = "block";
        $("#loading_img").show().each(function() {
                this.offsetHeight;
            }).prop('src', '//babinironworks.com/style/loading.gif');  
        $("#loading_overlay").delay(10000).fadeOut();
        $("#loading").delay(10000).fadeOut();
    } 
}