/* 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: 2007-03-19 16:02:41 +0100 (Mo, 19 Mrz 2007) $
* $Rev: 1546 $
*/
(function ($) { $.fn.bgIframe = jQuery.fn.bgiframe = function (s) { if (!($.browser.msie && typeof XMLHttpRequest == 'function')) return this; 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)[0]) this.insertBefore(document.createElement(html), this.firstChild); }); }; })(jQuery);