code: function(options) {
     	inputEx.DateField.superclass.setOptions.call(this, options);
     	
     	// Overwrite options
     	this.options.className = options.className ? options.className : 'inputEx-Field inputEx-DateField';
     	this.options.messages.invalid = inputEx.messages.invalidDate ? inputEx.messages.invalidDate : "Invalid date, ex: 03/27/2008";
     	
     	// Added options
     	this.options.dateFormat = options.dateFormat || inputEx.messages.defaultDateFormat;
  		this.options.valueFormat = options.valueFormat;
     }
docs: Adds the 'inputEx-DateField' default className
  @param {Object} options Options object as passed to the constructor