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跳出iframe(返回1级)

Response.Write("<script   Language=\"Javascript\">parent.location=\"../Admin/SYProcessLineManage.aspx\";");
            Response.Write("<");
            Response.Write("/");
            Response.Write("script>");

直接到顶（无论几级)

Response.Write("<script   Language=\"Javascript\">top.location=\"../Admin/SYProcessLineManage.aspx\";");
            Response.Write("<");
            Response.Write("/");
            Response.Write("script>");