function litreq(url){
	 new Ajax.Request("/mytalk/?" + url + "&Ajax=yes",{
	 method: 'post',
	 parameters: $('litreqForm') ? $('litreqForm').serialize(true) : '',
	 onSuccess: function(transport){
        var res = transport.responseText.evalJSON();
        if(res.fullscreen){
          document.location.href = res.url;
        } else {
          $('litrequest').innerHTML = res.page;    	              
        }
	 }
	 });
}