function DOP_DoCallback(callbackUrl) {
	checkProducts();
	
	new Ajax.Request(callbackUrl,
  {
    method:'get',
    onComplete: function(transport){
    	var response = transport.responseText;
     	
		if(response.charCodeAt(0) == 10) {
			
			response = response.substr(1,response.length-1);
		}/**/
		//alert(response);
		var products = (response.toString()).split(/[ :]/);
		
		for( i = 0; i < products.length; i++ ) {
			if(document.getElementById('Div'+(products[i]))) {
				document.getElementById('Div'+(products[i])).style.display='';
			}
			//alert('Div'+(products[i]));
		}
		
    },
    onFailure: function(){ alert('Something went wrong...') }
  });
}