$(document).ready( function(){
  	$('article').corner('20px');
	$('div.linke-spalte article').uncorner();
	$('div.rechte-spalte article').uncorner();
	$('.left').corner('20px left');
	$('.right').corner('20px right');

$("#kontaktformular").validate({ 
     rules: { 
       name: "required",    // simple rule, converted to {required: true} 
       email: {             // compound rule 
       required: true, 
       email: true 
       }, 
       url: { 
         url: true 
       }, 
       comment: { 
         required: true 
       } 
     }, 
     messages: { 
       comment: "Please enter a comment." 
     } 
   });
});

Shadowbox.init({
    modal: true
});