saberma/19wu — pull request #411 by loveky (2013-07-15 06:32:10+00:00)
Title: #401 点击地图图片，显示原始大小的地图图片

鼠标移动到图片上时显示提示信息
![snip20130715_1](https://f.cloud.github.com/assets/1198651/796069/169e1e84-ed18-11e2-8038-f0e41b6edb85.png)

点击图片显示原始图像
![snip20130715_2](https://f.cloud.github.com/assets/1198651/796071/1e17d826-ed18-11e2-913d-6352f1866759.png)