if (chkdiv('userlogin')) {document.getElementById('userlogin').innerHTML='\n\n\n\n\n\n\n\n\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n
用 户：
密 码：\n \n
\n\n　
用户注册\n忘记密码
';}