// check space sinsic@gmail.com
// sinsic 2007-08-19
function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}
function checkuu()
{
   if(checkspace(document.userinfo.username.value)) {
	document.userinfo.username.focus();
	//alert("用户名不能为空，请您重新输入，谢谢^_^!");
   document.getElementById("ShowLogin").innerHTML="<div class='UserInputCheckErr'>用户名不能为空,请重新输入.</div>";
	return false;}
	
var str=document.userinfo.username.value;
if(/^[a-zA-Z0-9\u4e00-\u9fa5]{1}([\u4e00-\u9fa5\a-zA-Z0-9]|[_]|[-]|[.]){2,15}$/.test(str)==false)
{ 
//alert("用户名只能为英文和中文和下划线"); 
document.userinfo.username.focus();
document.getElementById("ShowLogin").innerHTML="<div class='UserInputCheckErr'>您输入的用户名格式不正确,请重输.</div>";
return false; }
//else{
	// document.getElementById("ShowLogin").innerHTML="<div class='UserInputCheckOk'><img src='/images/alert/CheckOk.gif' />&nbsp;该用户名格式正确，赶紧注册吧！</div>";}

//var Ustr=document.userinfo.username.value;
//if(Ustr.length<4 || Ustr.length>20)
//{
//alert("4-20"); 
//document.userinfo.username.focus();
//document.getElementById("ShowLogin").innerHTML="<div class='UserInputCheckErr'><img src='/images/alert/Err.gif' /> &nbsp;用户名长度不能小于4或者大于20，请重新输入，谢谢！</div>";
//return false;}



var Pwdstr=document.userinfo.Pwd.value;
var restr=/^[a-zA-Z0-9\.\!\_\+\-\,\\\/\;\']{6,16}$/;
if(restr.test(Pwdstr)==false)//^[a-zA-Z][\w-]{4,19}$//^(\w){6,20}$/
{
//alert("4-20");
document.userinfo.Pwd.focus();
document.getElementById("ShowPwd").innerHTML="<div class='UserInputCheckErr'>密码只用字母、数字或符号，长度不能小于6或者大于16，请重新输入，谢谢！</div>";
return false;}
  
if(document.userinfo.Pwd.value != document.userinfo.PwdRe.value) {
	//document.userinfo.UserPassword.focus();
	//document.userinfo.UserPassword.value = '';
	//document.userinfo.UserPassword1.value = '';
	document.userinfo.PwdRe.focus();
	document.getElementById("ShowPwdRe").innerHTML="<div class='UserInputCheckErr'>您两次输入的密码不同，请重新输入，谢谢！</div>";
    //alert("很抱歉！您两次输入的密码不同，请重新输入，谢谢^_^!");\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*///^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/
	return false;
  }
//-------------------------------------------------------------
//var Emailstr=document.userinfo.EmailAddress.value;
//var Estr=/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
//if(Estr.test(Emailstr)==false)
//{
//document.userinfo.EmailAddress.focus();
//document.getElementById("ShowEmail").innerHTML="<div class='UserInputCheckErr'>您输入的电子邮件格式不正确,请重输1.</div>";
//return false;}
//else{
//	document.getElementById("ShowEmail").innerHTML="<div class='UserInputCheckOk'>输入正确</div>";}
//-------------------------------------------------------
//var pwd=document.getElementById("Pwd").value.toString();
//var check_pwd=document.getElementById("PwdRe").value.toString();
//if(pwd==check_pwd){
//document.getElementById("ShowPwdRe").innerHTML="<div class='UserInputCheckOk'><img src='/images/alert/CheckOk.gif' /> 密码可以使用</div>";
//else{
//document.getElementById("ShowPwdRe").innerHTML="<div class='UserInputCheckErr'><img src='/images/alert/Err.gif' /> 两次密码不相同</div>";
//return false;}

if(checkspace(document.userinfo.UserQuestion.value)) {
	document.userinfo.UserQuestion.focus();
	//alert("用户名不能为空，请您重新输入，谢谢^_^!");
   document.getElementById("ShowUserQuestion").innerHTML="<div class='UserInputCheckErr'>至少选择一个安全问题,请重新选择.</div>";
	return false;}
	else{
	document.getElementById("ShowUserQuestion").innerHTML="<div class='UserInputCheckOk'>已经正确选择安全提示问题.</div>";}

if(checkspace(document.userinfo.UserAnswer.value)) {
	document.userinfo.UserAnswer.focus();
	//alert("用户名不能为空，请您重新输入，谢谢^_^!");
   document.getElementById("ShowUserAnswer").innerHTML="<div class='UserInputCheckErr'>答案不能为空,请重新输入.</div>";
	return false;}
	else{
	document.getElementById("ShowUserAnswer").innerHTML="<div class='UserInputCheckOk'>安全提示问题输入正确.</div>";}



var ChkNumStr=document.userinfo.ChkNum.value;
var ChkStr=/^[0-9]{1,5}$/;
if(ChkStr.test(ChkNumStr)==false)
{
document.userinfo.ChkNum.focus();
 document.getElementById("ShowChkNum").innerHTML="<div class='UserInputCheckErr'>验证码只能是数字，请重新输入，谢谢！</div>";
return false;}
//else{
	//document.getElementById("ShowChkNum").innerHTML="<div class='UserInputCheckOk'>验证码格式输入正确！谢谢！</div>";}
}