vs2005的asp.net中怎么使用动态的水晶报表？

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            SqlDataAdapter dwdw = new SqlDataAdapter(chadwhz, conndwhz);            DataSet danweihuizong2 = new DataSet();            dwdw.Fill(danweihuizong2, "danweijilu");            danweihuizong1 newhuz = new danweihuizong1();            newhuz.SetDataSource(danweihuizong2);            crystalReportViewer1.ReportSource = newhuz;上边是winform里的代码但是在webform中 这样写不行 该怎么填充报表的数据集？