var ajax_oceniany = false;
function ajax_ocen(form, url)
{
	if(ajax_oceniany) return;
	gb = $('grade_bar');
	mb = $('mark_el');
	gb.oldclass = gb.className;
	mb.oldclass = mb.className;
	advAJAX.submit(form,{
	    url: url,
	    disableForm : false,
	    onInitialization : function() {gb.className=gb.oldclass + ' w8'; mb.className=mb.oldclass + ' w8'; ajax_oceniany=true;},
	    onSuccess : function(ret_obj) { gb.style.width = ret_obj.responseText},//obj.innerHTML = ret_obj.responseText},
	    onError: function() { },
	    onFinalization: function() { gb.className= gb.oldclass;  mb.className= mb.oldclass; ajax_oceniany=false;}
	})
}