JS实现单个图片美化选中框，选择框，也就是大家熟悉的checkbox功能，大家看下演示效果，比传统的复选框要漂亮多了，鼠标点击图片即可出现美化后的选择框，一个红色的对勾，兼容火狐和IE，效果不错。-JS achieve a single picture beautification check the box, check box, which is familiar checkbox feature, we look at presentations, to more beautiful than the traditional check box, and click on the picture to appear after the selection box landscaping, a red check mark, compatible with Firefox and IE, good results.