(function(B){B.fn.bgIframe=B.fn.bgiframe=function(F){if(B.browser.msie&&/6.0/.test(navigator.userAgent)){F=B.extend({top:"auto",left:"auto",width:"auto",height:"auto",opacity:true,src:"javascript:false;"},F||{});var A=function(C){return C&&C.constructor==Number?C+"px":C},E='<iframe class="bgiframe"frameborder="0"tabindex="-1"src="'+F.src+'"style="display:block;position:absolute;z-index:-1;'+(F.opacity!==false?"filter:Alpha(Opacity='0');":"")+"top:"+(F.top=="auto"?"expression(((parseInt(this.parentNode.currentStyle.borderTopWidth)||0)*-1)+'px')":A(F.top))+";left:"+(F.left=="auto"?"expression(((parseInt(this.parentNode.currentStyle.borderLeftWidth)||0)*-1)+'px')":A(F.left))+";width:"+(F.width=="auto"?"expression(this.parentNode.offsetWidth+'px')":A(F.width))+";height:"+(F.height=="auto"?"expression(this.parentNode.offsetHeight+'px')":A(F.height))+';"/>';return this.each(function(){if(B("> iframe.bgiframe",this).length==0){this.insertBefore(document.createElement(E),this.firstChild)}})}return this}})(jQuery);