function changesrc (id, newsrc){
	document.getElementById(id).src = newsrc;
}

function openpopup(page) {
	mywin = window.open (page, 'popup', 'status=no,toolbar=no,location=no,menubar=no,resizable=no,scrollbars=yes,width=700,height=650');
	mywin.moveTo (100,50);
}