$(document).ready(function(){  
  
   $( "#dialog" ).dialog({
			autoOpen: false,
			show: "blind",
			hide: "explode",
			modal: true,
			width: 530,
			height: 395,
			resizable: false
		});
   
   $(".add_item").click(function(){
								 $("#dialog").dialog("open");
								 return false;
								 });
   
   $(".continue-shopping").click(function(){
										  $("#dialog").dialog("close");
										  return false;
										  });
   
});