user_checkreg.asp

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<!--#include file="Inc/Conn_User.asp"-->
<!--#include file="Inc/func.asp"-->
<%
dim RegUserName,FoundErr,ErrMsg
RegUserName=trim(request("UserName"))
if RegUserName="" or strLength(RegUserName)>14 or strLength(RegUserName)<4 then
	founderr=true
	errmsg=errmsg & "<br><li>请输入用户名(不能大于14小于4)</li>"
else
  	if Instr(RegUserName,"=")>0 or Instr(RegUserName,"%")>0 or Instr(RegUserName,chr(32))>0 or Instr(RegUserName,"?")>0 or Instr(RegUserName,"&")>0 or Instr(RegUserName,";")>0 or Instr(RegUserName,",")>0 or Instr(RegUserName,"'")>0 or Instr(RegUserName,",")>0 or Instr(RegUserName,chr(34))>0 or Instr(RegUserName,chr(9))>0 or Instr(RegUserName,"