/*

 * jQuery fixedUI plugin

 *

 * Copyright(C) 2007 LEARNING RESOURCE LAB.

 * http://developmentor.lrlab.to/postal/

 *

 * Dual licensed under the MIT (MIT-LICENSE.txt)

 * and GPL (GPL-LICENSE.txt) licenses.

 */

(function($) {



// $.fixedUI

$.fixedUI = function(expr) {



  var container = $('#fixedUI');

  if (container.length == 0) {

    container = $('<div />')

      .attr('id', 'fixedUI')

      .css({

        display: 'none',

        width: '100%',

        left: 0,

        bottom: 0,

        zIndex: 1024,

        position: 'fixed'

      });



    var body = $('body', document)

      .append(container);



    if ($.browser.msie) {

      var version = navigator.userAgent.match(/MSIE ([\d.]+)/)[1];

      if (!$.boxModel || version < 7.0) {



        container

          .css('position', 'absolute')

          .each(function() {

              this.setExpression('', 'this.style.filter=""');

              this.style.setExpression('width',

                'document.documentElement.clientWidth || ' +

                'document.body.clientWidth'

              );

            });



        if (body.css('backgroundImage') == 'none')  

          body.css('backgroundImage', 'url(#fixedUI)');

        body.css('backgroundAttachment', 'fixed');

      }

    }

  }



  var element = $(expr, container);

  if (element.length == 0)

    element = $(expr)

      .appendTo(container);

  element

    .addClass('fixedUI')

    .show();



  container.slideDown();

};



// $.unfixedUI

$.unfixedUI = function() {



  $('#fixedUI').slideUp(function() {

    $('.fixedUI', this).hide();

  });

};



// $.fixedUI.impl

$.fixedUI.impl = {

};



})(jQuery); // function($)