Form label plugin for bootstrap

bootstrap-formlabel.js

!function( $ ){

  /* FORM LABEL PLUGIN DEFINITION
   * ============================ */
  $.fn.formLabel = function ( options ) {
    var options = $.extend({}, $.fn.formLabel.defaults, options);
    
    return this.each(function () {
      var $holding = $(this),
      $input = $holding.find(':input'),
      input = $input[0],
      $holder = $holding.find(options.selector);

      function show() {
        $holding.removeClass('hassome');
      };
      
      function hide() {
        $holding.addClass('hassome');
      };

      function focus() {
        if (input.value.length) hide();
        else show();
      };

      $holder.click(function() {
        $input.focus();
        focus();
      });
      
      $input.focusin(function() {
        $holder.addClass('dimmed');
      });     
      $input.focusout(function() {
        $holder.removeClass('dimmed');
      });
      $input.bind('focus blur change cut paste input keyup', function(e){
        focus();
      });
    })
  }

  $.fn.formLabel.defaults = {
    selector: '.holder'
  }

}( window.jQuery || window.ender );