如何实现点击数的计算？

counter.htm

＜a href=counter.asp?save=123&url=http://127.0.0.1/＞http://127.0.0.1＜/a＞
共点击次数：＜script src=view.asp?save=123＞＜/script＞

counter.asp
＜%
path="d:data"
file=request("save")

url=request("url")
Set fs = CreateObject("Scripting.FileSystemObject")
if fs.FileExists(path & file & ".txt") then
Set thisfile = fs.OpenTextFile(path & file & ".txt", 1, False)
number=thisfile.readline + 1
thisfile.Close
Set outfile=fs.CreateTextFile(path & file & ".txt")
outfile.WriteLine number
outfile.close
set fs=nothing
else
number=1
Set outfile=fs.CreateTextFile(path & file & ".txt")
outfile.WriteLine number
outfile.close
set fs=nothing

end if
response.redirect url
%＞

view.asp
＜%
path="d:data"
file=request("save")
Set fs = CreateObject("Scripting.FileSystemObject")
if fs.FileExists(path & file & ".txt") then
Set thisfile = fs.OpenTextFile(path & file & ".txt", 1, False)
number=thisfile.readline
thisfile.Close
set fs=nothing
else
number=0

end if
response.contenttype = "application/x-javascript"
response.write "document.write(""" & number & """);"
%＞

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