function update_ppcart(form_box_id, url){
  new Ajax.Updater(form_box_id, url, {
  onLoaded: function() {new Effect.Highlight(form_box_id, {duration:2.3});},
		  	onLoading:function() {$('paypal_submit').disabled=true;}
					  });
}
/*,			onLoaded:"new Effect.Highlight('paypal_form_box');" */

function get_cart(form_box){
  new Ajax.Updater(form_box, '/carts/pp_get',{});
}