function CheckForm() { if(document.index_logon.UserName.value=="") { alert("请输入用户名"); document.index_logon.UserName.focus(); return false; } if(document.index_logon.PassWord.value=="") { alert("请输入密码"); document.index_logon.PassWord.focus(); return false; } document.index_logon.submit(); } document.write (''); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write (' '); document.write ('
用户名:  立即注册
密 码:  忘记密码
保 存:
'); document.write ('
');