In the machine running without any problems, compiled kao to other computers running to the HTMLDocument LoginNTIEdoc=LoginNTIE. Document as HTMLDocument;
If (LoginNTIEdoc. GetElementById (" txtComputerName ")!=null) or HTMLDocumentClass LoginNTIEdoc=LoginNTIE. Document as HTMLDocumentClass; If (LoginNTIEdoc. GetElementById (" txtComputerName ")!=null) make mistakes can't seem to call MSHTML what's the solution,