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