function newWindow(mapgif) {
	mapWindow = window.open(mapgif, 'newwin', 'width=505, height=480, left='+(screen.width-500)/2+', top='+(screen.height-300)/2+', resizable=no, scrollbars=no, toolbars=no, location=no, directories=no, status=no, menubar=no, copyhistory=no');
	mapWindow.focus()
}