/// <summary>
 /// Attempt to convert between feet/inches and cm
 /// </summary>
 /// <param name="sHeight"></param>
 /// <returns></returns>
 public static string ConvertHeight(string sHeight)
 {
     if (!String.IsNullOrEmpty(sHeight))
     {
         sHeight = UnitConversion.CleanHeight(sHeight);
         if (sHeight.Contains(UnitConversion.sFootUnit))
         {
             sHeight = sHeight.Replace(UnitConversion.sFootUnit, "|");
             sHeight = sHeight.Replace(UnitConversion.sInchUnit, "|");
             string[] sParts  = sHeight.Split('|');
             double?  dFeet   = null;
             double?  dInches = null;
             double   dFeetParsed;
             double   dInchesParsed;
             if (sParts.Length >= 2 && double.TryParse(sParts[0].Trim(), out dFeetParsed))
             {
                 dFeet = dFeetParsed;
             }
             if (sParts.Length >= 4 && double.TryParse(sParts[2].Trim(), out dInchesParsed))
             {
                 dInches = dInchesParsed;
             }
             ;
             sHeight = UnitConversion.FtToCm(UnitConversion.CalculateFt(dFeet ?? 0, dInches ?? 0)).ToString() + " " + UnitConversion.sCentimeterUnit;
         }
         else if (sHeight.Contains(UnitConversion.sCentimeterUnit))
         {
             sHeight = sHeight.Replace(UnitConversion.sCentimeterUnit, "|");
             string[] sParts       = sHeight.Split('|');
             double?  dCentimeters = null;
             double   dCentimetersParsed;
             if (sParts.Length >= 2 && double.TryParse(sParts[0].Trim(), out dCentimetersParsed))
             {
                 dCentimeters = dCentimetersParsed;
             }
             int?iFeet;
             int?iInches;
             if (UnitConversion.CmToFt(dCentimeters, out iFeet, out iInches))
             {
                 sHeight  = (iFeet != null) ? iFeet.ToString() + " " + UnitConversion.sFootUnit : "";
                 sHeight += (iInches != null) ? " " + iInches.ToString() + " " + UnitConversion.sInchUnit : "";
                 sHeight  = sHeight.Trim();
             }
             else
             {
                 sHeight = "";
             }
         }
         else
         {
             sHeight = "";
         }
     }
     else
     {
         sHeight = "";
     }
     return(sHeight);
 }