<%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%>
<%
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************************* 隨機圖片顯示 ****************************
使用執行個體:img.asp?list=圖片存放目錄
使用注意:圖片目錄放於本檔案同目錄下!需要FSO支援!
說明：只要將變化圖片放於一個目錄下，修改下面程式的（需要修改的地方）成你的目錄名稱！
上傳本程式和圖片檔案夾到同一目錄下，在發帖時候使用UBB代碼形如：即可！
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Function AllPath()
Dim Domain,GFilePath
Domain = Request.ServerVariables("SERVER_NAME")
GFilePath = Request.ServerVariables("PATH_INFO")
GFilePath = lcase(left(GFilePath,instrRev(GFilePath,"/")))
AllPath = "
http://"&Domain&GFilePath End Function
Function ShowFileList(folderspec)
Dim Path,objFSO,objFolder,count,objFile,nume,S
Path = Server.MapPath(folderspec)
Set objFSO = Server.CreateObject("Scripting.FileSystemObject")
If objFSO.FolderExists(Path) Then
Set objFolder = objFSO.GetFolder(Path)
count = 0
For Each objFile in objFolder.Files
count = count+1
Next
randomize
nume = Int((count*rnd)+1)
S = 0
ShowFileList = ""
For Each objFile in objFolder.Files
S = S + 1
If S = nume Then
ShowFileList = objFile.Name
Exit For
End If
Next
Set objFolder = Nothing
Else
ShowFileList = "NO"
End If
Set objFSO = Nothing
End Function
Dim list,filename,address,str
list = trim(Request.QueryString("list"))
if list = "" then
Response.write "本頁需要正確參數引入,您缺少相關的參數！正確格式如下："&AllPath&"img.asp?list=（需要修改的地方）"
Response.End()
end if
filename = ShowFileList("./"&list&"/")
if filename = "NO" then
Response.write "您指定的目錄<b>"&list&"</b>不存在，請重新指定！"
Response.End()
end if
if filename = "" then
Response.write "您指定的目錄<b>"&list&"</b>沒有相關的圖片檔案存在，請重新指定！"
Response.End()
end if
str = right(filename,3)
if str<>"jpg" and str<>"gif" then
filename = "erro.gif"
end if
