private void buttonTestProperties_Click(object sender, System.EventArgs e)
{
string sHelp =
"PROPERTIES : " + "\n\n\n" +
"C_Address = " + address1.C_Address + ";\n" +
"C_APARTMENT = " + address1.C_APARTMENT + ";\n" +
"C_BUILDING = " + address1.C_BUILDING + ";\n" +
"C_CITY = " + address1.C_CITY + ";\n" +
"C_ENTRANCE = " + address1.C_ENTRANCE + ";\n" +
"C_STREET = " + address1.C_STREET + ";\n" +
"C_SYMBOL_CITY = " + address1.C_SYMBOL_CITY + ";\n" +
"C_ZIP = " + address1.C_ZIP ;
MessageBox.Show(sHelp,"Test Project");
}