[code=C/C++]void CTestDlg::OnOK()
{
    BYTE pro[5] = {0xe9};
    DWORD *pD = (DWORD *)0x00022200;
    memcpy(pro+1, (LPVOID)pD, 4);
    HWND hwnd = ::FindWindow("WSWINDOW", NULL);
    DWORD pid = ::GetWindowThreadProcessId(hwnd, NULL);
    HANDLE hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid);

    DWORD dwOld;
    ::VirtualProtectEx(hProcess, (DWORD *)0x00589f30, 5, PAGE_READWRITE, &dwOld);
    WriteProcessMemory(hProcess, (DWORD *)0x00589f30, pro, 5, NULL);
    ::VirtualProtectEx(hProcess, (DWORD *)0x00589f30, 5, dwOld, NULL);
}
[/code]

修改后问题仍存在。
点击IDOK按钮执行这个OnOk()函数的效果是：