/* Copyright (c) 2006 Brandon Aaron (http://brandonaaron.net)
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) 
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 *
 * $LastChangedDate: 2007-07-21 18:45:56 -0500 (Sat, 21 Jul 2007) $
 * $Rev: 2447 $
 *
 * Version 2.1.1
 */
// (function($){$.fn.bgIframe=$.fn.bgiframe=function(s){if($.browser.msie&&/6.0/.test(navigator.userAgent)){s=$.extend({top:'auto',left:'auto',width:'auto',height:'auto',opacity:true,src:'javascript:false;'},s||{});var prop=function(n){return n&&n.constructor==Number?n+'px':n;},html='<iframe class="bgiframe"frameborder="0"tabindex="-1"src="'+s.src+'"'+'style="display:block;position:absolute;z-index:-1;'+(s.opacity!==false?'filter:Alpha(Opacity=\'0\');':'')+'top:'+(s.top=='auto'?'expression(((parseInt(this.parentNode.currentStyle.borderTopWidth)||0)*-1)+\'px\')':prop(s.top))+';'+'left:'+(s.left=='auto'?'expression(((parseInt(this.parentNode.currentStyle.borderLeftWidth)||0)*-1)+\'px\')':prop(s.left))+';'+'width:'+(s.width=='auto'?'expression(this.parentNode.offsetWidth+\'px\')':prop(s.width))+';'+'height:'+(s.height=='auto'?'expression(this.parentNode.offsetHeight+\'px\')':prop(s.height))+';'+'"/>';return this.each(function(){if($('> iframe.bgiframe',this).length==0) this.insertBefore(document.createElement(html),this.firstChild);});}return this;};})(jQuery);

/*! Copyright (c) 2010 Brandon Aaron (http://brandonaaron.net)
* Licensed under the MIT License (LICENSE.txt).
*
* Version 2.1.3-pre
*/

(function ($) {

    $.fn.bgiframe = ($.browser.msie && /msie 6\.0/i.test(navigator.userAgent) ? function (s) {
        s = $.extend({
            top: 'auto', // auto == .currentStyle.borderTopWidth
            left: 'auto', // auto == .currentStyle.borderLeftWidth
            width: 'auto', // auto == offsetWidth
            height: 'auto', // auto == offsetHeight
            opacity: true,
            src: 'javascript:false;'
        }, s);
        var html = '<iframe class="bgiframe"frameborder="0"tabindex="-1"src="' + s.src + '"' +
                   'style="display:block;position:absolute;z-index:-1;' +
                       (s.opacity !== false ? 'filter:Alpha(Opacity=\'0\');' : '') +
                       'top:' + (s.top == 'auto' ? 'expression(((parseInt(this.parentNode.currentStyle.borderTopWidth)||0)*-1)+\'px\')' : prop(s.top)) + ';' +
                       'left:' + (s.left == 'auto' ? 'expression(((parseInt(this.parentNode.currentStyle.borderLeftWidth)||0)*-1)+\'px\')' : prop(s.left)) + ';' +
                       'width:' + (s.width == 'auto' ? 'expression(this.parentNode.offsetWidth+\'px\')' : prop(s.width)) + ';' +
                       'height:' + (s.height == 'auto' ? 'expression(this.parentNode.offsetHeight+\'px\')' : prop(s.height)) + ';' +
                '"/>';
        return this.each(function () {
            if ($(this).children('iframe.bgiframe').length === 0)
                this.insertBefore(document.createElement(html), this.firstChild);
        });
    } : function () { return this; });

    // old alias
    $.fn.bgIframe = $.fn.bgiframe;

    function prop(n) {
        return n && n.constructor === Number ? n + 'px' : n;
    }

})(jQuery);