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ASP Unlimited Class classification

Source: Internet
Author: User
Tags servervariables table name microsoft frontpage
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A relatively simple page, similar to the CSDN forum on the left of the NS list


Description:


1.


Data name: Tree.mdb


table name: Tree


table structure: ID (self-edited) PID (digital) content (text) link (text)


2.


Pictures: Endnode.gif collapsed.gif back.gif (all under the IMG directory, can be modified)


3.


Code:


<!--#include file= "Conn.inc"-->


<HTML>


<HEAD>


<meta http-equiv= "Content-type" content= "text/html"; charset=gb2312 ">


<meta name= "generator" content= "Microsoft FrontPage 4.0" >


<TITLE> Unlimited Level list </TITLE>


<!--


by Fason (2003-5-12)


-->


<style>


. node{


font-size:12px;


padding:0 0 2 0;


margin-left:10;


height:22px;


  }


img{


Vertical-align:middle;


width:11px;


height:11px;


  }


A{text-decoration:none;font-size:12px;color:black}


. deeptree{


width:100%;


height:100%;


Backgound-color: #f2f2f2;


Overflow:auto;


  }


</style>


</HEAD>


<body bgcolor= #f2f2f2 >


<nobr>


<div class= "Deeptree" >


<%


newid=request.querystring ("id")


if newid= "" or CInt (NEWID) <0 then newid=0


if IsNumeric (newid) then


Listtree (CInt (NEWID))


End If


function Listtree (ID)


Dim rs


Dim Imgfolder,imgfile


Dim Link,href,parenthref


Dim Target,ahref,click


target= the frame name specified by "main"


imgfolder= "img/" Default path


Set Rs=conn.execute (SELECT COUNT (*) from the tree where PID = t.id) as children, (select PID from the tree where Id= "&id&") as parent from tree T where pid= "&id"


if not rs.eof then


parenthref=request.servervariables ("URL") & "? id=" &rs ("parent")


If Id<>0 then Response.Write "<div class= ' node ' nowrap=true><a href= '" "&parentHref&" ' onfocus= ' Blur () ' ><img src= ' "&imgFolder&" Back.gif ' border=0></a> <a ' "&parentHref&" > Previous directory </a></div> "&vbcrlf


do, not rs.eof


If RS ("children") >0 then


img=imgfolder+ "Collapsed.gif"


href=request.servervariables ("URL") & "? id=" &rs ("id")


click= "onclick=" "location.href=" "&href&" "" "


Else


img=imgfolder+ "Endnode.gif"


href= "javascript:void (0)"


End If


If not isNull (RS ("link")) then


ahref=rs ("link")


Else


ahref= "javascript:void (0)"


target= "_self"


End If


link= "<a href= '" &ahref& "' target= '" &target& "' title= '" &rs ("Content") & "" &click & ">" &rs ("Content") & "</a>"


Response.Write "<div class= ' node ' nowrap=true><a href= '" &href& "' onfocus= ' blur () ' ><img Src= ' "&img&" ' border=0></a> "&link&" </div> "


Rs.movenext


Loop


Rs.close:set rs=nothing


End If


End Function


Conn.close:set conn=nothing


%>


</div>


</nobr>


</BODY>


</HTML>


  


Conn.inc:


<%


Dim conn


Set conn = Server.CreateObject ("ADODB. Connection ")


Conn. Open "Provider=Microsoft.Jet.OLEDB.4.0;Data source=" & Server.MapPath ("Tree.mdb") & "; Persist Security Info=false "


%>


4. Test: Ie6,ns7,mozilla under test through





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