function ValidateEntry(checkOK,checkStr,fld,ctrl)
{
  var allValid = true;
  var decPoints = 0;
  var allNum = "";
  for (i = 0;  i < checkStr.length;  i++)
  {
    ch = checkStr.charAt(i);
    for (j = 0;  j < checkOK.length;  j++)
      if (ch == checkOK.charAt(j))
        break;
    if (j == checkOK.length)
    {
      allValid = false;
      break;
    }
    if (ch == ".")
    {
      allNum += ".";
      decPoints++;
    }
    else if (ch != ",")
      allNum += ch;
  }
  
  if (!allValid)
  {
    alert("Please enter only digit characters in the \"" + fld + "\" field.");
    eval(ctrl + ".focus()");
    return (false);
  }

  if (decPoints > 1)
  {
    alert("Please enter a valid number in the \"" + fld + "\" field.");
    eval(ctrl + ".focus()");
    return (false);
  }
  
  return (true);
}

function RemoveQuotes(str){
	var tmpStr;
	var xpos, xlen;
	var leftside, rightside;
	var withSQuote, withDQuote, withPercent;
	
	tmpStr = str.value;
	xpos = parseInt(tmpStr.indexOf("'")) + 1;
	xlen = parseInt(tmpStr.length);
	withSQuote = false;
	withDQuote = false;
	withPercent = false;

	while(xpos != 0){
		withSQuote = true;
		leftside = tmpStr.slice(0, xlen - (xlen - xpos) - 1);
		rightside = tmpStr.slice(xpos, xlen);
		tmpStr = leftside + rightside;
		xpos = parseInt(tmpStr.indexOf("'")) + 1;
		xlen = parseInt(tmpStr.length);
	}
	
	if(withSQuote){
		alert('Single quotes are not allowed.\nThey will be removed.');
	}

	xpos = parseInt(tmpStr.indexOf('"')) + 1;
	xlen = parseInt(tmpStr.length);
	
	while (xpos != 0){
		withDQuote = true;
		leftside = tmpStr.slice(0, xlen - (xlen - xpos) - 1);
		rightside = tmpStr.slice(xpos, xlen);
		tmpStr = leftside + rightside;
		xpos = parseInt(tmpStr.indexOf('"')) + 1;
		xlen = parseInt(tmpStr.length);
	}
	
	if(withDQuote){
		alert('Double quotes are not allowed.\nThey will be removed.');
	}
	
	xpos = parseInt(tmpStr.indexOf('%')) + 1;
	xlen = parseInt(tmpStr.length);
	
	while (xpos != 0){
		withPercent = true;
		leftside = tmpStr.slice(0, xlen - (xlen - xpos) - 1);
		rightside = tmpStr.slice(xpos, xlen);
		tmpStr = leftside + rightside;
		xpos = parseInt(tmpStr.indexOf('%')) + 1;
		xlen = parseInt(tmpStr.length);
	}
	
	if(withPercent){
		alert('Percent signs are not allowed.\nThey will be removed.');
	}
	
	str.value = tmpStr;
	if(withSQuote || withDQuote || withPercent){
		return false;
	}
	
	return true;
}

function ValidateEmail(emailform){
	ok=true;
//---------------------
//check email validation
//---------------------
var checkTLD=1;
var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
var emailPat=/^(.+)@(.+)$/;
var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
var validChars="\[^\\s" + specialChars + "\]";
var quotedUser="(\"[^\"]*\")";
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
var atom=validChars + '+';
var word="(" + atom + "|" + quotedUser + ")";
var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
var matchArray=emailform.value.match(emailPat);

if (matchArray==null) 
{
  alert("Email \\ Username seems incorrect must be an email address (check @ and .'s)");
  return false;
}

var user=matchArray[1];
var domain=matchArray[2];

for (i=0; i<user.length; i++) 
{
  if (user.charCodeAt(i)>127) 
  {
    alert("Ths username contains invalid characters.");
    return false;
   }
}

for (i=0; i<domain.length; i++) 
{
  if (domain.charCodeAt(i)>127) 
  {
    alert("Ths domain name contains invalid characters.");
    return false;
  }
}

if (user.match(userPat)==null) 
{
  alert("The username doesn't seem to be valid.");
  return false;
}

var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) 
{
  for (var i=1;i<=4;i++) 
  {
    if (IPArray[i]>255) 
   {
    alert("Destination IP address is invalid!");
    return false;
   }
  }
return true;
}

var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;

for (i=0;i<len;i++) 
{
  if (domArr[i].search(atomPat)==-1) 
   {
    alert("The domain name does not seem to be valid.");
    return false;
   }
}

if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) 
{
  alert("The address must end in a well-known domain or two letter " + "country.");
  return false;
}

if (len<2)
{
  alert("This address is missing a hostname!");
  return false;
}

		return ok;

//-----------------------
//end of email validation
//----------------------- 
}