function downloadMap(mapId, mapVersion) {
    try {
        $.post("http://www.getdota.com/app/getmap/",
		    {
			    mirror_id: 0,
			    mirror_nr: 1,
			    file_name: 'DotA Allstars v' + mapVersion + '.w3x',
			    as_zip: 1,
			    language: 'en',
			    map_id: mapId
		    },
		    function(data) {
			    if (data != '') {
				    document.location.href = data;
			    } else {
				    alert("This map doesn't available on this mirror");
			    }
		    }
	    );
    } catch (e) {
        window.open("http://www.getdota.com/map_archive/index/" + mapId);
    }
}