function checkLogin(){
  if(document.getElementById("member_name").value==''){
  writer("请填写登陆用户名。");
  document.getElementById("member_name").focus();return false;}
  if(document.getElementById("member_passwd").value==''){
  writer("请输入密码。");
  document.getElementById("member_passwd").focus();return false;}
  if(document.getElementById("LoginTicket").value==''){writer("请填写验证码。");
  document.getElementById("LoginTicket").focus();return false;}
  return true;
}
function writer(emsg){
  var divmsg = document.getElementById("msg") ;
  divmsg.innerHTML = emsg;
  divmsg.style.display='block';
  
}
function show(divMsg,uname){
  var divid = document.getElementById("msg");
  var msg = divMsg;
  if(msg == null || msg =="" || msg.length==0){
   divid.style.display='none';
  }else{
  	divid.style.display='block';
  }
  if(uname != ""){
   document.getElementById("member_name").value=uname;
   document.getElementById("member_passwd").focus();
  }
}
function newValidateCode(id){
 document.getElementById(id).src=document.getElementById(id).src+'&now='+new Date();
}