protected void Page_Load(object sender, EventArgs e)
{
NewsDAO mNewsDAO = new NewsDAO ();
// get hotest activity news
mNewsDAO.selectHotNews (Constant.NEWSACTIVITY, mHotActNews);
// get hotest academic news
mNewsDAO.selectHotNews (Constant.NEWSACADEMIC, mHotAcaNews);
//get hotest else news
mNewsDAO.selectHotNews (Constant.NEWSELSE, mHotElseNews);
this.DataBind ();
}