function IFrameResize() {
	if(window.ifrm){
		document.all['ifrm'].style.height = ifrm.document.body.scrollHeight + 80 + ifrm.document.body.offsetHeight - ifrm.document.body.clientHeight;
		document.all['ifrm'].style.width  = '100%';
	}
}

window.onresize = IFrameResize;