//content's iframe
function content(url,w,h){document.write('<iframe id="content" name="content" allowtransparency="true" align="top" marginwidth="0" marginheight="0" width="'+w+'" height="'+h+'" border="0" frameborder="0" scrolling="no" src="'+url+'" onload="this.height=0;var fdh=(this.Document?this.Document.body.scrollHeight:this.contentDocument.body.offsetHeight);this.height=(fdh>'+h+'?fdh:'+h+')"></iframe>');}