function validateEmailv2(email)
{
    if(email.length <= 0)
	{
	  return false;
	}
    var splitted = email.match("^(.+)@(.+)$");
    if(splitted == null) return true;
    if(splitted[1] != null )
    {
      var regexp_user=/^\"?[\w-_\.]*\"?$/;
      if(splitted[1].match(regexp_user) == null) return true;
    }

    if(splitted[2] != null)
    {
      var regexp_domain=/^[\w-\.]*\.[A-Za-z]{2,4}$/;
      if(splitted[2].match(regexp_domain) == null) 
      {
	    var regexp_ip =/^\[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\]$/;
	    if(splitted[2].match(regexp_ip) == null) return true;
      }// if

      return false;
    }

return true;
}

function num(objValue)
{
	var charpos = objValue.search("[^0-9]"); 
    if(objValue.length > 0 &&  charpos >= 0) 
    { 
	    return true; 
    }
}

function val_input(objValue)
{
	var charpos = objValue.search("[^- A-Za-z\ @\ '\ -\ .]"); 
	if(objValue.length > 0 &&  charpos >= 0) 
	{
		return true;
	}
}


function valButton(btn) {
    var cnt = -1;
    for (var i=btn.length-1; i > -1; i--) {
        if (btn[i].checked) {cnt = i; i = -1;}
    }
    if (cnt > -1) return btn[cnt].value;
    else return null;
}