////////////////////// ******** 用户登陆
function OpenLogin(){

if (Login.username.value=="") {	
alert ("请输入用户名");
Login.username.focus();
return false;
}

if (Login.userpassword.value=="") {	
alert ("请输入密码");
Login.userpassword.focus();
return false;
}

return true;
}


////////////////////// ******** 用户注册
function checkuserinfo(){
   if(checkspace(document.userinfo.username.value)) {
	document.userinfo.username.focus();
    alert("对不起，请填写用户名！");
	return false;
  }
    if(checkspace(document.userinfo.userpassword.value) || document.userinfo.userpassword.value.length < 6 || document.userinfo.userpassword.value.length >20) {
	document.userinfo.userpassword.focus();
    alert("密码长度不能不能这空，在6位到20位之间，请重新输入！");
	return false;
  }
    if(document.userinfo.userpassword.value != document.userinfo.userpassword1.value) {
	document.userinfo.userpassword.focus();
	document.userinfo.userpassword.value = '';
	document.userinfo.userpassword1.value = '';
    alert("两次输入的密码不同，请重新输入！");
	return false;
  }

 if(document.userinfo.useremail.value.length!=0)
  {
    if (document.userinfo.useremail.value.charAt(0)=="." ||        
         document.userinfo.useremail.value.charAt(0)=="@"||       
         document.userinfo.useremail.value.indexOf('@', 0) == -1 || 
         document.userinfo.useremail.value.indexOf('.', 0) == -1 || 
         document.userinfo.useremail.value.lastIndexOf("@")==document.userinfo.useremail.value.length-1 || 
         document.userinfo.useremail.value.lastIndexOf(".")==document.userinfo.useremail.value.length-1)
     {
      alert("Email地址格式不正确！");
      document.userinfo.useremail.focus();
      return false;
      }
   }
 else
  {
   alert("Email不能为空！");
   document.userinfo.useremail.focus();
   return false;
   }
   if(checkspace(document.userinfo.quesion.value)) {
	document.userinfo.quesion.focus();
    alert("对不起，请填写密码提问！");
	return false;
  }
   if(checkspace(document.userinfo.answer.value)) {
	document.userinfo.answer.focus();
    alert("对不起，请填写密码提问的答案！");
	return false;
  }
   if(checkspace(document.userinfo.userzhenshiname.value)) {
	document.userinfo.userzhenshiname.focus();
    alert("对不起，请填写您的真实姓名！");
	return false;
  }
   if(checkspace(document.userinfo.shouhuodizhi.value)) {
	document.userinfo.shouhuodizhi.focus();
    alert("对不起，请填写收货地址！");
	return false;
  }
   if(checkspace(document.userinfo.youbian.value)) {
	document.userinfo.youbian.focus();
    alert("对不起，请填写邮编！");
	return false;
  }
   if(checkspace(document.userinfo.usertel.value)) {
	document.userinfo.usertel.focus();
    alert("对不起，请填写联系电话！");
	return false;
  }
}

function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}


////////////////////// ******** 客户留言
function OpenMessage(){
   if(checkspace(document.Message.EleUser.value)) {
	document.Message.EleUser.focus();
    alert("对不起，请填写姓名！");
	return false;
  }
     if(checkspace(document.Message.EleOicq.value)) {
	document.Message.EleOicq.focus();
    alert("对不起，请填写OICQ！");
	return false;
  }
     if(checkspace(document.Message.Eleaddress.value)) {
	document.Message.Eleaddress.focus();
    alert("对不起，请填写地址！");
	return false;
  }

 if(document.Message.Elemail.value.length!=0)
  {
    if (document.Message.Elemail.value.charAt(0)=="." ||        
         document.Message.Elemail.value.charAt(0)=="@"||       
         document.Message.Elemail.value.indexOf('@', 0) == -1 || 
         document.Message.Elemail.value.indexOf('.', 0) == -1 || 
         document.Message.Elemail.value.lastIndexOf("@")==document.Message.Elemail.value.length-1 || 
         document.Message.Elemail.value.lastIndexOf(".")==document.Message.Elemail.value.length-1)
     {
      alert("Email地址格式不正确！");
      document.Message.Elemail.focus();
      return false;
      }
   }
 else
  {
   alert("Email不能为空！");
   document.Message.Elemail.focus();
   return false;
   }
   if(checkspace(document.Message.Eletitle.value)) {
	document.Message.Eletitle.focus();
    alert("对不起，请填写标题！");
	return false;
  }
   if(checkspace(document.Message.answer.value)) {
	document.Message.EleContent.focus();
    alert("对不起，请填写留言内容！");
	return false;
  }
}

//////////////////*******Default.asp

function demo(Page,scrl){
if (false)window.close();
 if  (!window.win || win.closed)  
 {
 win=open(Page,"gouwu","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,top=2,width=600,height=450,scrollbars="+scrl+",resizable=1");
 }
 else{
  win.close();
  win=open(Page,"gouwu","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,top=2,width=600,height=450,scrollbars="+scrl+",resizable=1");
  } 
}

//////////////////*******Class.asp
function Shopping(Page,scrl){
if (false)window.close();
 if  (!window.win || win.closed)  
 {
 win=open(Page,"Shopping","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,top=2,width=600,height=450,scrollbars="+scrl+",resizable=1");
 }
 else{
  win.close();
  win=open(Page,"Shopping","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,top=2,width=600,height=450,scrollbars="+scrl+",resizable=1");
  } 
}