return {
	run: function() {
		insert_prerequisites();
		setTimeout(
			function() {
				var fe = new FireEagle(
					Keys.consumer_key,
					Keys.consumer_secret,
					Keys.user_token,
					Keys.user_secret
				);
				var script = document.createElement('script');
				script.type = 'text/javascript';
				script.src = fe.getUserUrl(
					FireEagle.RESPONSE_FORMAT.json,
					'Geomarklet.callback'
				);
				document.body.appendChild(script);
			},
			2000
		);
	},
	callback: function(json) {
		if(json.rsp && 'fail' == json.rsp.stat) {
			alert('Error ' + json.rsp.code + ": " + json.rsp.message);
		}
		else {
			index_offset = json.user.location_hierarchy[0].level;						 
			draw_selector(json);
		}
	}
};