！映射如何创建信息框弹出窗口

      var map = null;

      function GetMap() {
            map = new Microsoft.Maps.Map(document.getElementById(\'myMap\'), { credentials: \'xxx\' });
            map.entities.clear();

            var pushpinOptions = { icon: \'icon.png\', width: 53, height: 61 };
            var pushpin = new Microsoft.Maps.Pushpin(map.getCenter(), pushpinOptions);

            var infoboxOptions = {title:\'Infobox Title\', description:\'Infobox description\'}; 

            var defaultInfobox = new Microsoft.Maps.Infobox(map.getCenter(), infoboxOptions );    
            map.entities.push(defaultInfobox);
            map.entities.push(pushpin);
        }