rem: return; 
add: return false; 
context: Images.prototype.getPermission = function(action) {   switch (action) {      case ".":      case "main":      case "create":      case "member":      case "default":      case "additional":      return User.require(User.PRIVILEGED) ||            Membership.require(Membership.MANAGER);   }   return;};
meta: 993	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/993/6e28d59eebd1ae098121be8d4b53baf4137a0411/Images.js/clean/code/Images/Images.js