string fileVersion(string fileToCheck)
{
string version = "0.0.0.0";
if (File.Exists(fileToCheck))
{
FileVersionInfo fv = FileVersionInfo.GetVersionInfo(fileToCheck);
if (string.IsNullOrEmpty(fv.FileVersion))
version = "0.0.0.0";
else
version = fv.FileVersion;
}
return version;
}