code: function(errors) {
  			/// <summary>
  			/// Show the specified messages.
  			/// Keys have to refer to the names of elements, values are displayed for those elements, using the configured error placement.
  			/// </summary>
  			/// <param name="errors" type="Object">
  			/// One or more key/value pairs of input names and messages.
  			/// </param>
  
  			if(errors) {
  				// add items to error list and map
  				$.extend( this.errorMap, errors );
  				this.errorList = [];
  				for ( var name in errors ) {
  					this.errorList.push({
  						message: errors[name],
  						element: this.findByName(name)[0]
  					});
  				}
  				// remove items from success list
  				this.successList = $.grep( this.successList, function(element) {
  					return !(element.name in errors);
  				});
  			}
  			this.settings.showErrors
  				? this.settings.showErrors.call( this, this.errorMap, this.errorList )
  				: this.defaultShowErrors();
  		}
docs: http://docs.jquery.com/Plugins/Validation/Validator/showErrors