code: function()
  		{
  			var linkType = this.getContentElement( 'info', 'linkType' ),
  					urlField;
  			if ( linkType && linkType.getValue() == 'url' )
  			{
  				urlField = this.getContentElement( 'info', 'url' );
  				urlField.select();
  			}
  		}
docs: Inital focus on 'url' field if link is of type URL.