想实现启动IE并登陆www.xxxxx.com 如何编写??

void CCallieDlg::OnOK() 
{
PROCESS_INFORMATION pi;
    STARTUPINFO si;
    si.cb = sizeof(STARTUPINFO);
    si.lpReserved = NULL;
    si.lpDesktop = NULL;
    si.lpTitle = NULL;
    si.dwFlags = 0;
    si.cbReserved2 = 0;
    si.lpReserved2 = NULL;
    BOOL bres = CreateProcess(NULL,"C:\\Program Files\\Internet Explorer\\iexplore www.microsoft.com",NULL,NULL,false,
NORMAL_PRIORITY_CLASS,
NULL,NULL,&si,&pi);
if(bres==false)
{
AfxMessageBox("CreateProcess failed");
}
else
{
CloseHandle(pi.hThread);
DWORD dwret=WaitForSingleObject(pi.hProcess, 1000*30);
switch(dwret)
{
case WAIT_OBJECT_0:
DWORD dwexitcode;
bres = GetExitCodeProcess(pi.hProcess,&dwexitcode);
TCHAR exitmsgbuf[1024];
if(bres)
{
wsprintf(exitmsgbuf,"exit code:%d",dwexitcode);
}
else
wsprintf(exitmsgbuf,"exit code failed to return");

AfxMessageBox(exitmsgbuf);
break;
default:
AfxMessageBox("exit for other reason");
}
CloseHandle(pi.hProcess);
}
}