function doScroll() {
	if ((document.all && this.readyState == "complete") || !document.all) {
		window.scrollTo(0,0);
	}
}

window.onload = function() {
	if(document.getElementById('iframe_content') != null)
		document.getElementById('iframe_content').onload = document.getElementById('iframe_content').onreadystatechange = doScroll;
}