都有一个onclick事件，当结果返回true时才会执行
“>删除
< input type = "submit" ID="Button1" Text="提交" onsubmit ="return confirm('Ok to post?')" />
都有一个onclick事件，当结果返回true时才会执行
“>删除
< input type = "submit" ID="Button1" Text="提交" onsubmit ="return confirm('Ok to post?')" />