function ForgotPWD_click(){
    var msg=document.getElementById('msg');
    var account=document.getElementById('account');
    if (!account.value){msg.innerHTML='请输入您的 帐号';return;}
    var email=document.getElementById('email');
    if (!email.value){msg.innerHTML='请输入您的 邮箱';return;}
    var tagent=document.getElementById('usertype');
    var tuser=document.getElementById('agentstype');
    if(!tagent.checked && !tuser.checked){msg.innerHTML='请选择 类型'; return;}
    var f=document.forms.item(0);
    f.submit();
}