下面是Windows程序设计，建立窗口，编译，生成可执行文件都没错，可是运行的时候没响应。求解？有人说链接错误，但是个人还没解决
默认连接中，已经将多媒体库链接进去了。
#include<windows.h>

LRESULT CALLBACK WndProc( HWND, UINT, WPARAM, LPARAM );

int WINAPI WinMain(
  HINSTANCE hInstance,      // handle to current instance
  HINSTANCE hPrevInstance,  // handle to previous instance
  LPSTR lpCmdLine,          // command line
  int iCmdShow              // show state
)
{
    HWND hwnd;
    MSG msg;
    WNDCLASS wndclass;

    static TCHAR szAppName[] = TEXT( "HelloWin" );    // name of window class

//windows class
    wndclass.style = CS_HREDRAW | CS_VREDRAW;
    wndclass.lpfnWndProc = WndProc;
    wndclass.cbClsExtra = 0;
    wndclass.cbWndExtra = 0;
    wndclass.hInstance = hInstance;
    wndclass.hIcon = LoadIcon( NULL, IDI_APPLICATION );
    wndclass.hCursor = LoadCursor( NULL, IDC_ARROW );
    wndclass.hbrBackground = ( HBRUSH )GetStockObject( WHITE_BRUSH );
    wndclass.lpszClassName = szAppName;

//注册一个窗口：
    if( !RegisterClass( &wndclass ) )
    {
        MessageBox( NULL, TEXT( "This program requires windows NT!" ), szAppName, MB_ICONERROR );
        return 0;
    }

//创建一个窗口
    hwnd = CreateWindow( szAppName,
                         TEXT( "The Hello Program" ),
                         WS_OVERLAPPEDWINDOW,
                         CW_USEDEFAULT,
                         CW_USEDEFAULT,
                         CW_USEDEFAULT,
                         CW_USEDEFAULT,
                         NULL,
                         NULL,
                            hInstance,
                         NULL
                       );

    ShowWindow( hwnd, iCmdShow );   //iCmdShow表示窗口最初显示方式
    UpdateWindow( hwnd );

    while( GetMessage( &msg, NULL, 0, 0 ) )
    {
        TranslateMessage( &msg );
        DispatchMessage( &msg );
    }

    return msg.wParam;
}

LRESULT CALLBACK WndProc( HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam )
{
    HDC hdc;
    PAINTSTRUCT ps;
    RECT rect;

    switch( message )
    {
    case WM_CREATE:
        PlaySound( TEXT( "HelloWin.wav" ), NULL, SND_FILENAME | SND_ASYNC );
        return 0;

    case WM_PAINT:
        hdc = BeginPaint( hwnd, &ps );

        GetClientRect( hwnd, &rect );

        DrawText( hdc, TEXT( "Hello, Windows 98!" ), -1, &rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER );
        EndPaint( hwnd, &ps );
        return 0;

    case WM_DESTROY:
        PostQuitMessage( 0 );
        return 0;
    }

    return DefWindowProc( hwnd, message, wParam, lParam );
}