function openStop (number) {
	number = String (number);
	while (number.length < 4) {
		number = '0' + number;
	}
	document.getElementById ('mapimg').src = 'http://bgmaps.com/tplimage.ashx?tplname=skgt&key=' + number;
	document.getElementById ('maplink').href = 'http://bgmaps.com/chooseobject.aspx?tplname=skgt&key=' + number;
	document.getElementById ('mapdiv').style.display = '';
}