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var map;
function map_show() {
if (GBrowserIsCompatible()) {
map = new GMap2(document.getElementById("map_canvas"));
map.addControl(new GSmallMapControl());
map.setCenter(new GLatLng(35.44474443019686, 139.6419972338996), 15);
map_marker(35.44445778727835, 139.6373483867764, "<a href='http://www.city.yokohama.jp/'>横浜市役所</a>");
map_marker(35.44474443019686, 139.6419972338996, "<a href='http://www.city.yokohama.lg.jp/naka/'>横浜市中区役所</a>");
map_marker(35.44861580336326, 139.6450002196464, "<a href='http://www.pref.kanagawa.jp'>神奈川県庁</a>");
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marker.openInfoWindowHtml(html);
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