add: } else { $('errors').innerHTML = ''; 
context: function retrieveNext() {	if (document.currentOffset > 0 && document.currentOffset <= document.endOffset) {		var params = 'num=' + document.currentOffset;		document.currentOffset++;		var ajax = new Ajax.Request("sandbox.xql", {				method: 'get', parameters: params, 				onComplete: itemRetrieved,				onFailure: requestFailed			});	}}
meta: 1782	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1782/eb1083a68c4d10c43d28bfa393f4cfd490867d9c/sandbox.js/clean/webapp/sandbox/scripts/sandbox.js