function loginform()
{
  var frm=document.frmLogin;
  var attmpt = frm.attempt_.value;
   if(frm.txtUserName.value == "")
  {
    alert("Please enter username.");
	frm.txtUserName.focus();
	return false;
  }
    if(frm.txtPassword.value == "")
  {
    alert("Please enter Password.");
	frm.txtPassword.focus();
	return false;
  }
  if(attmpt >= 3)
  {
	if(frm.word.value == "")
	{
	alert("Please enter Verification Code.");
	frm.word.focus();
	return false;
	}
  }
}

function validUserForm()
{
	var frm=document.frmForgot;

	if(frm.email.value == "")
	{
	alert('Please enter your email address.');
	frm.email.focus();
	return false;
	}
	if (!isValidEmail(frm.email.value))
	{
	alert('Please enter a valid email address.');
	frm.email.focus();
	return false;
	}

}




///functions
function isValidEmail(email, required) {
    if (required==undefined) {   // if not specified, assume it's required
        required=true;
    }
    if (email==null) {
        if (required) {
            return false;
        }
        return true;
    }
    if (email.length==0) {  
        if (required) {
            return false;
        }
        return true;
    }
    if (! allValidChars(email)) {  // check to make sure all characters are valid
        return false;
    }
    if (email.indexOf("@") < 1) { //  must contain @, and it must not be the first character
        return false;
    } else if (email.lastIndexOf(".") <= email.indexOf("@")) {  // last dot must be after the @
        return false;
    } else if (email.indexOf("@") == email.length) {  // @ must not be the last character
        return false;
    } else if (email.indexOf("..") >=0) { // two periods in a row is not valid
 return false;
    } else if (email.indexOf(".") == email.length) {  // . must not be the last character
 return false;
    }
    return true;
}

function allValidChars(email) {
  var parsed = true;
  var validchars = "abcdefghijklmnopqrstuvwxyz0123456789@.-_";
  for (var i=0; i < email.length; i++) {
    var letter = email.charAt(i).toLowerCase();
    if (validchars.indexOf(letter) != -1)
      continue;
    parsed = false;
    break;
  }
  return parsed;
}

function setStyle(x)
{
	document.getElementById(x).className='input-text input-text-selected';
}
function ReStyle(x)
{
	document.getElementById(x).className='input-text';
}