<!--

function isInteger(data) {

    var numStr="0123456789";
    var thisChar;
    var counter = 0 ;

    for (var i=0; i < data.length; i++) {
      thisChar = data.substring(i, i+1) ;
      if (numStr.indexOf(thisChar) != -1)
        counter++ ;
    }

    if (counter != data.length) {
      return false ;
    }

    return true ;

}



function isNumber(data, fmt) {

    var numStr="0123456789.";
    var thisChar;
    var counter = 0 ;
    
    for (var i=0; i < data.length; i++) {
      thisChar = data.substring(i, i+1) ;
      if (numStr.indexOf(thisChar) != -1)
        counter++ ;
    }
    if (counter != data.length) {
      return false ;
    }

}


 function IsImage(file, warn) {

  if (!file) return true;
  filename = file.value ;

  if ( file.value == "" ) return true ;

  while (filename.indexOf("\\") != -1) 
    filename = filename.slice(filename.indexOf("\\") + 1);

  ext = filename.slice(filename.indexOf(".")).toLowerCase();

  for (var i = 0; i < extArray.length; i++) {
    if (extArray[i] == ext) { allowSubmit = true; return true; }
  }

  alert(warn) ;
  return false ;
  
}

function IsEmail(mail)
{
	if (mail == null)
		return true ;
        if ( mail == "" )
                return true ;

	var supported = 0;
	if (window.RegExp)
	{
		var tempStr = "a";
		var tempReg = new RegExp(tempStr);
		if (tempReg.test(tempStr)) supported = 1;
	}
	if (!supported)
		return (mail.indexOf(".") > 2) && (mail.indexOf("@") > 0);
	var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
	var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
	return (!r1.test(mail) && r2.test(mail));
}

-->