function main(North, East, Zoom) {
//	if (!Zoom.match(/^[0-9-]+$/)) {
//		return;
//	}
//	width = parseInt(width);
//	height = parseInt(height);
//	if (width <= 0 || width > 425) {
		width = 450;
//	}
//	if (height <= 0 || height > 350) {
		height = parseInt(width * 14 / 17);
//	}
		var Zoom = Zoom;
		var North = North;
		var East = East;
	
	document.writeln('<script src="http://maps.google.co.jp/maps?file=api&v=2&key=ABQIAAAA8goTYfTsRWCA-f_cq574hBQJo1qjrdMCRs8wy_g5XRkcvzbFCBSJUpiyOpxVgCmOYtvuzchxwuEbOw" type="text/javascript"></script>');
	document.writeln('<div id="map" style="width: '+width+'px; height: '+height+'px"></div>');
	window.onload = load;
	window.onunload = unload;


	function load() {
		if (GBrowserIsCompatible()) {
		var map = new GMap2(document.getElementById("map"));
		map.addControl(new GLargeMapControl());
		map.setCenter(new GLatLng(North, East), Zoom);
		var point = new GLatLng(North, East);
		var marker = new GMarker(point);
		map.addOverlay(marker);
		map.disableDragging()
		}else{
			document.write("Google Mapsを利用できないブラウザです");
		}
	}
	function unload() {
		GUnload();
	}
}