$.blockUI.defaults.message="<table width='100%'><tr><td><table align='center' cellpadding='3'><tr><td><img src='images/7hwy7at6.gif' alt='progress' /></td><td><b>Bitte warten</b></td></tr></table></td></tr></table>";
$.blockUI.defaults.css.color = "#3C2415";
$.blockUI.defaults.css.border = "2px solid #AAA078";
$().ajaxStart($.blockUI).ajaxStop($.unblockUI);