     if((keyName == null)||(typeof keyName == "undefined")){ return false; }  return /^[0-9A-Za-z_]*$/.test(keyName); }, 
     if((keyName == null)||(typeof keyName == "undefined")){ return false; }  return /^[0-9A-Za-z_]*$/.test(keyName); }, 
		isValidKey: function(/*string*/ keyName){ /*Boolean*/			// summary:			//		Subclasses can call this to ensure that the key given is valid			//		in a consistent way across different storage providers. We use			//		the lowest common denominator for key values allowed: only			//		letters, numbers, and underscores are allowed. No spaces. 			if((keyName == null)||(typeof keyName == "undefined")){				return false;			}							return /^[0-9A-Za-z_]*$/.test(keyName);		},
5168	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5168/731148a10a2e4f8f74ed09ad37338b24a567cb6c/Provider.js/buggy/storage/Provider.js