中科大先研院校车:帮个忙修改一下ASP程序

<%
if request.querystring("action")="add" then
laccess=Request.Form("laccess")
username=Request.Form("username")
email=Request.Form("email")
qq=Request.Form("qq")
address=Request.Form("Address")
home=Request.Form("home")
face=Request.Form("face")
title=Request.Form("title")
head=Request.Form("head")
ip=Request.Form("ip")
content=Request.Form("f3_content")
action="ture"
if username="" then
error1="用户不能为空<BR>"
action="false"
end if
if title="" then
error1=error1&"标题不能为空<BR>"
action="false"
end if

if content="" then
error1=error1&"内容不能为空<BR>"
action="false"
end if
if len("content")>total then
error1=error1&"内容超过了"&total&"的限制"
action="false"
end if
if action="false" then

response.redirect("?action=error&error1="&error1&"")
else
strSql = "insert into guestbook (laccess,username,head,ip,email, home,face,occation,qq,title,content) Values ('"
strSql = StrSQl & laccess & "','"
strSql = StrSQl & username & "','"
strSql = StrSQl & head & "','"
strSql = StrSQl & ip & "','"
strSql = StrSQl & email & "','"
strSql = StrSQl & home & "', '"
strSql = StrSQl & face & "', '"
strSql = StrSQl & address & "', '"
strSql = StrSQl & qq & "', '"
strSql = StrSQl & title & "', '"

strSql = StrSQl & content & "')"
conn.Exec (strSQl) （系统提示这一行错误）
response.redirect"index.asp"

错误类型：
Microsoft OLE DB Provider for ODBC Drivers (0x80040E21)
[Microsoft][ODBC Microsoft Access Driver]非法的精确度数值
/25175/write.asp, 第 53 行

response.end

end if
elseif request.querystring("action")="" then
%>
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