return (data && data instanceof Date); 
return (data && data.toUTCString) ? true : false; 
dwr.util._isDate = function(data) {  return (data && data instanceof Date);};
266	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/266/ddcfcb68f1911fb711ff2d5bbb9b8f492fd5f7a0/util.js/buggy/java/org/directwebremoting/util.js