function strreplace(str)
if str = "" then
strreplace = str
else
strreplace = replace(str,"'","''")
end if
end function
检测数字函数
function check_num(str)
dim i
For i = 1 To Len(str)

if Asc(Mid(str, i, 1)) < 48 or Asc(Mid(str, i, 1)) > 57 then
check_num=false
exit function
else
check_num=true
end if
Next
end function

function cutstr(str,strlen,more,url)
if len(str)>strlen then
str=left(str,strlen) & "......"
End if
if (len(str)>strlen) and more then
str=str+" [url="+url+"]点这里查看详情[/url]"
End if
cutstr=str
End function