JS实现蓝色风格小巧的气泡提示框，把鼠标放在图片上或是文字上都会显示此气泡提示，渐变出现，放在链接上也会出现Tips，提示文字可自定义，个人觉得，较实用。-JS achieve a compact style blue bubble boxes, put the mouse on the picture or the text will be displayed on the bubble tips, gradient appears on the link will appear Tips, prompt text can be customized, personal feel, more practical .