VC中获取网页中的时间， 本程序主要能获得网页中的连接， 当网页单击哪个按钮时，我们可以再VC中截获，做我们想要做的-Get page VC time, this procedure can be the main link in the page when the page click the button which we can re-VC intercepted and do what we want to do