rem: var old = self.parent; 
add: current.parent = self.parent = previous.bind(self); var value = current.apply(self, arguments); 
context: 						return function(){							var old = self.parent;							self.parent = current.parent;							var value = current.apply(self, arguments);							self.parent = old;							return value;						};
meta: 7052	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7052/96c24ecec9c46f39c9c946f1888c161042c431dd/Class.js/clean/Source/Class/Class.js