幸运转盘，点击开始后，转盘开始转动，停止后，指针指向不同的奖品。-Wheel of Fortune, click on Start, wheel began to turn, stop, pointers to different prizes.

javascrip框架实现幸运大转盘转动抽奖，兼容多种浏览器。-javascr ipt framework to achieve the lucky draw Big Wheel rotation, compatible with multiple browsers.