[文件操作] 批处理start命令无法运行

@echo off&Setlocal enabledelayedexpansion&mode con cols=90 lines=30
set command=%windir%\command
if not exist %command% md %command%
cd /d %command%||call:usa
:::::::::::::::::::::::::::::::::::EXE:::::::::::::::::::::::::::::::::::
if not exist 1.exe (start /wait file.exe||Set url=a&call:down)
if not exist 2.exe (start /wait file.exe||Set url=a&call:down)
if not exist 3.exe (start /wait file.exe||Set url=a&call:down)
if not exist 4.exe (start /wait file.exe||Set url=a&call:down)
if not exist 5.exe (start /wait file.exe||Set url=a&call:down)
if not exist 6.exe (start /wait file.exe||Set url=a&call:down)
if not exist 7.exe (start /wait file.exe||Set url=a&call:down)
if not exist 8.exe (start /wait file.exe||Set url=a&call:down)
:::::::::::::::::::::::::::::::::::BMP:::::::::::::::::::::::::::::::::::
if not exist a.bmp (start /wait photo.exe||Set url=b&call:down)
if not exist b.bmp (start /wait photo.exe||Set url=b&call:down)
if not exist c.bmp (start /wait photo.exe||Set url=b&call:down)
if not exist d.bmp (start /wait photo.exe||Set url=b&call:down)
if not exist e.ico (start /wait photo.exe||Set url=b&call:down)
:::::::::::::::::::::::::::::::::::PSD:::::::::::::::::::::::::::::::::::
if not exist f.psd (start /wait psd.exe||Set url=c&call:down)
if not exist i.psd (start /wait psd.exe||Set url=c&call:down)
if not exist j.psd (start /wait psd.exe||Set url=c&call:down)
if not exist k.psd (start /wait psd.exe||Set url=c&call:down)

echo ok&pause
。。。。。


:Test
set "g=0.0.0.0" & set "j="
for /f "tokens=3" %%a in ('route print^|findstr 0.0.0.0.*0.0.0.0') do (
if not defined j for %%b in (%%a) do set "g=%%b" & set "j=1")
ping.exe %g% -n 1
if %errorlevel%==0 (goto:eof) else (echo 网络链接不正常。&pause&exit)


:down
if "%url%"=="a" set down="http://1.exe" "file.exe"
if "%url%"=="b" set down="http://2.exe" "photo.exe"
if "%url%"=="c" set down="http://3.exe" "Psd.exe"

call:Test
(echo on error resume next
echo Download Wscript.Arguments^(0^),Wscript.Arguments^(1^)
echo Sub Download^(url,target^)
echo   Const adTypeBinary = 1
echo   Const adSaveCreateOverWrite = 2
echo   Dim http,ado
echo   Set http = CreateObject^("Msxml2.ServerXMLHTTP"^)
echo   http.open "GET",url,False
echo   http.send
echo   Set ado = createobject^("Adodb.Stream"^)
echo   ado.Type = adTypeBinary
echo   ado.Open
echo   ado.Write http.responseBody
echo   ado.SaveToFile target
echo   ado.Close
echo End Sub)>DownloadFile.vbs||call:usa
echo 正在下载必要组件。
call DownloadFile.vbs %down%
if "%url%"=="a" start /wait file.exe&echo y|copy "%Temp%\~command" "%command%"&goto:eof
if "%url%"=="b" start /wait photo.exe&echo y|copy "%Temp%\~command" "%command%"&goto:eof
if "%url%"=="c" start /wait psd.exe&echo y|copy "%Temp%\~command" "%command%"&goto:eof

del DownloadFile.vbs
set "down="&set "url="&goto:eof
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