WrapCharacters

public static string WrapCharacters(object objstr, int intNum)
        {
            if (objstr == System.DBNull.Value)
            { return ""; }

            string str = (string)objstr;
            int intLen = str.Length / intNum;
            int intInsertedChars = 0;

            if (intLen < 1)
            {
                return str;
            }
            int intStartIndex = 0;
            if (str.IndexOf(" ", 0) < intNum && str.IndexOf(" ", 0) != -1)
            {
                intStartIndex = str.IndexOf(" ", 0) + 1;
                intLen = str.Length - intStartIndex;
                intLen = intLen / intNum;
            }
            for (int intCount = 0; intCount < intLen; intCount++)
            {

                if (intCount > 0)
                    intStartIndex = intCount * intNum + 1;

                if (str.IndexOf(" ", intStartIndex) == -1 || str.IndexOf(" ", intStartIndex) > intNum)
                {
                    int intInsertIndex = (intNum * intCount) + intNum + intInsertedChars;
                    string strSubPart = "";
                    intStartIndex = intStartIndex + intInsertedChars;
                    if (intStartIndex + intNum > str.Length)
                    {
                        strSubPart = str.Substring(intStartIndex, str.Length - intStartIndex);
                    }
                    else
                    {
                        strSubPart = str.Substring(intStartIndex, intNum);
                    }
                    if (strSubPart.IndexOf(" ") == -1)
                    {
                        str = str.Insert(intInsertIndex, " ");
                        intInsertedChars++;
                    }

                }
            }
            return str.Trim();
        }