function isEmailAddr(email)

{

  var result = false

  var theStr = new String(email)

  var index = theStr.indexOf("@");

  if (index > 0)

  {

    var pindex = theStr.indexOf(".",index);

    if ((pindex > index+1) && (theStr.length > pindex+1))

	result = true;

  }

  return result;

}



/*

==================================================================

LTrim(string) : Returns a copy of a string without leading spaces.

==================================================================

*/

function LTrim(str)

/*

   PURPOSE: Remove leading blanks from our string.

   IN: str - the string we want to LTrim

*/

{

   var whitespace = new String(" \t\n\r");



   var s = new String(str);



   if (whitespace.indexOf(s.charAt(0)) != -1) {

      // We have a string with leading blank(s)...



      var j=0, i = s.length;



      // Iterate from the far left of string until we

      // don't have any more whitespace...

      while (j < i && whitespace.indexOf(s.charAt(j)) != -1)

         j++;



      // Get the substring from the first non-whitespace

      // character to the end of the string...

      s = s.substring(j, i);

   }

   return s;

}



/*

==================================================================

RTrim(string) : Returns a copy of a string without trailing spaces.

==================================================================

*/

function RTrim(str)

/*

   PURPOSE: Remove trailing blanks from our string.

   IN: str - the string we want to RTrim



*/

{

   // We don't want to trip JUST spaces, but also tabs,

   // line feeds, etc.  Add anything else you want to

   // "trim" here in Whitespace

   var whitespace = new String(" \t\n\r");



   var s = new String(str);



   if (whitespace.indexOf(s.charAt(s.length-1)) != -1) {

      // We have a string with trailing blank(s)...



      var i = s.length - 1;       // Get length of string



      // Iterate from the far right of string until we

      // don't have any more whitespace...

      while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)

         i--;





      // Get the substring from the front of the string to

      // where the last non-whitespace character is...

      s = s.substring(0, i+1);

   }



   return s;

}



/*

=============================================================

Trim(string) : Returns a copy of a string without leading or trailing spaces

=============================================================

*/

function Trim(str)

/*

   PURPOSE: Remove trailing and leading blanks from our string.

   IN: str - the string we want to Trim



   RETVAL: A Trimmed string!

*/

{

   return RTrim(LTrim(str));

}