This is a quick little function to check whether or not a string is a Palindrome. Function: Optimised version. ; #FUNCTION# ==================================================================================================================== ; Name ..........: _IsPalindrome ; Description ...: Check if a string is a palindrome. ; Syntax ........: _IsPalindrome($sString) ; Parameters ....: $sString - A string value containing the palindrome. ; $bRetainNonAlphaNumer