if (Drupal.jsEnabled) {
	  $(document).ready(function () {
			$("table.package tr").click(
				function() {
					$(this).find("input").check("toggle");
				});
			});
}

$.fn.check = function(mode) {
  var mode = mode || 'on';
    	return this.each(
                function() {
      	switch(mode) {
    		    case 'on':
              	this.checked = true;
    	        	break;
                        case 'off':
      		this.checked = false;
        	break;
                        case 'toggle':
      		this.checked = !this.checked;
        	break;
    		}
          });
};