$(document).ready(function() {
$("#a").submit(function() {
if(validateStandard(this, 'error'))
{
var url = $("#url").val();
var dataString = 'url='+ url;
$("#z").html('');
$.ajax({
   type: "POST",
   url: "o",
   data: dataString,
   cache: false,
   success: function(html)
   {
    $("#z").fadeIn(800).html(html);
  
  }
    });
 
	return false;
}else{
return false;
	}
});
 });