function EmailValidate(value)
{
    if(value =="") return true;
    
    var re_mail = /^([a-zA-Z0-9_\.\-\'])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z])+$/;
    if (!re_mail.test(value))
        return false;
    else
        return true;
}

function EmptyAndEmailValidate(value)
{ 
    var re_mail = /^([a-zA-Z0-9_\.\-\'])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z])+$/;
    if (!re_mail.test(value))
        return false;
    else
        return true;
}

function DateValidate(value)
{
    if(value == "") return true;
    var RegExPattern = /^(?=\d)(?:(?!(?:(?:0?[5-9]|1[0-4])(?:\.|-|\/)10(?:\.|-|\/)(?:1582))|(?:(?:0?[3-9]|1[0-3])(?:\.|-|\/)0?9(?:\.|-|\/)(?:1752)))(31(?!(?:\.|-|\/)(?:0?[2469]|11))|30(?!(?:\.|-|\/)0?2)|(?:29(?:(?!(?:\.|-|\/)0?2(?:\.|-|\/))|(?=\D0?2\D(?:(?!000[04]|(?:(?:1[^0-6]|[2468][^048]|[3579][^26])00))(?:(?:(?:\d\d)(?:[02468][048]|[13579][26])(?!\x20BC))|(?:00(?:42|3[0369]|2[147]|1[258]|09)\x20BC))))))|2[0-8]|1\d|0?[1-9])([-.\/])(1[012]|(?:0?[1-9]))\2((?=(?:00(?:4[0-5]|[0-3]?\d)\x20BC)|(?:\d{4}(?:$|(?=\x20\d)\x20)))\d{4}(?:\x20BC)?)(?:$|(?=\x20\d)\x20))?((?:(?:0?[1-9]|1[012])(?::[0-5]\d){0,2}(?:\x20[aApP][mM]))|(?:[01]\d|2[0-3])(?::[0-5]\d){1,2})?$/;
    if (!RegExPattern.test(value))
        return false;
    else
        return true;
}

function TextValidate(value)
{
    var re_text = /^\s*[a-zA-Z\u0e01-\u0e4d,\s]+\s*$/;
    if (!re_text.test(value))
        return false;
    else
        return true;
}

function EmptyAndTextValidate(value)
{
    if(value == "") return false;
    var re_text = /^[a-zA-Z]+(([\'\,\.\-\s][a-zA-Z])?[a-zA-Z]*)*$/;
    if (!re_text.test(value))
        return false;
    else
        return true;
}

function TextRequired(value)
{
 if(value=="")
 {
  return false;
 }
 else
 {
  return true;
 }
}

function NumberValidate(value)
{
    if (isNaN(value))
        return false;
    else
        return true;
}

function EmptyAndNumberValidate(value)
{
    if(value =="") return false;
    
    if (isNaN(value))
        return false;
    else
        return true;
}

function CompareValidate(value1,value2)
{
    if(value1 == value2) 
        return true;
    else
        return false;
}

function RequireAndCompareValidate(value1,value2)
{
    if(value1 =="")
        return false;
    else
        return CompareValidate(value1,value2);
} 

function EmptyAndRequireFourCharacter(value)
{
    if(value != "" && value.length < 4)
        return false;
    else
        return true;
} 

function PasswordPattern(value)
{
    if(value == "") return false;
    if(value == "xxxxxxxxx") return true;
    if(value == "password") return true;
    var re_text = /(?!^[0-9]*$)(?!^[a-zA-Z]*$)^([a-zA-Z0-9-!+@#$%^&*()]{9,30})$/;
    if (!re_text.test(value))
        return false;
    else
        return true;
}