public void GenerateCustomerId()
{
int spaceIndex = CompanyName.IndexOf(' ');
string tmpCustomerId = string.Empty;
if (spaceIndex == 0)
{
tmpCustomerId = CompanyName.ToUpper().Substring(0, 5);
}
else
{
tmpCustomerId = CompanyName.ToUpper().Substring(0, 3) +
CompanyName.ToUpper().Substring(spaceIndex + 1, 2);
}
CustomerId = tmpCustomerId;
}