function init ( )
{ document.form_logon.logindomain.value = "whyht.com" ;
             document.form_logon.password.value = "" ;
             document.form_logon.username.focus();
}
			
function fn_CheckParameters ()
{ if (form_logon.username.value=="")
			     {alert('请填写用户名');
				  form_logon.username.focus();
				   return false;}
			  if (form_logon.password.value=="")
			     {alert('请填写密码');
				 form_logon.password.focus();
				   return false;}
			 return true;
}
 function checkdata()
 {if(form1.user.value==""){
     alert('请输入您的用户名');
	 form1.user.focus();
     return false;
   }
   if (form1.pwd.value==""){
     alert('请输入您的密码');
	  form1.pwd.focus();
	 return false;
   }
   return true;
 }