jquery.bgiframe.min_wev8.js 1.75 KB
/* 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: 2007-07-22 01:45:56 +0200 (Son, 22 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;',
				zIndex:-1
			},s||{});
			var prop=function(n){
				return n&&n.constructor==Number?n+'px':n;
			},
			html = "iframe";
			return this.each(function(){
				if($('> iframe.bgiframe',this).length==0){
					var iframe = document.createElement(html);
					jQuery(iframe).addClass("bgiframe");
					jQuery(iframe).attr("frameborder","0")
								  .attr("tabindex","-1")
								  .attr("src",s.src)
								  .attr("allowTransparency","true");
					jQuery(iframe).css({
						"display":"block",
						"position":"absolute",
						"filter":"alpha(opacity=55)",
						"opacity":"0.6",
						"visibility":"hidden",
						"z-index":s.zIndex,
						"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))+';'
					});
					this.insertBefore(iframe,this.firstChild);
				}
			});
		}
		return this;
	};
})(jQuery);