论坛里提问的代码、、图片滚动

<META http-equiv=Content-Type content="text/html; charset=gb2312">
<!--最新图文代码开始-->
<script language="JavaScript">
<!--
var flag=false;
function DrawImage(ImgD){
var image=new Image();
image.src=ImgD.src;
if(image.width>0 && image.height>0){
flag=true;
if(image.width/image.height>= 105/80){
if(image.width>105){
ImgD.width=105;
ImgD.height=(image.height*105)/image.width;
}else{
ImgD.width=image.width;
ImgD.height=image.height;
}
ImgD.alt="点击查看详细信息...";
}
else{
if(image.height>80){
ImgD.height=80;
ImgD.width=(image.width*80)/image.height;
}else{
ImgD.width=image.width;
ImgD.height=image.height;
}
ImgD.alt="点击查看详细信息...";
}
}
}
//-->
</script>
<%
Const New_img=10
set rs_Product=server.createobject("adodb.recordset")
sqltext="select* from Product where Passed=True and Newproduct=true order by UpdateTime desc"
rs_Product.open sqltext,conn,1,1
if not rs_Product.EOF then%>
<div id=demo style=overflow:hidden;height:150;width:438;color:#ffffff>
<div id=demo1>
<!--滚动区的高度和宽度-->
<table width='100%' cellpadding='0' cellspacing='0' border='0' align='center'>
<tr valign='top'>
<%
while not rs_Product.EOF
fileExt=lcase(getFileExtName(rs_Product("DefaultPicUrl")))
%>
<td align='center'>
<TABLE width=100% border=0 align=center cellPadding=0 cellSpacing=0>
<TR>
<TD width=8 rowspan=3 > </TD>
<TD vAlign=top width=8><img src='Images/bg_0ltop.gif' width=10 height=10></TD>
<TD background=images/bg_01.gif></TD>
<TD vAlign=top width=7><img src='Images/bg_0rtop.gif' width=10 height=10></TD>
<TD width=7 rowspan=3 vAlign=top><div align="center"></div></TD>
</TR>
<TR>
<TD background='Images/bg_03.gif'> </TD>
<TD width="105" height="85" align="center" bgcolor="#E9E9E9">
<div align="center"><a href='ProductShow.asp?ID=<%=rs_Product("ID")%>' target=_blank title='<%=rs_Product("title")%>'>
<%if fileext="jpg" or fileext="bmp" or fileext="png" or fileext="gif" then%>
<img src="<%if rs_Product("DefaultPicUrl")="" then%>Img/nopic.gif<%else%><%=rs_Product("DefaultPicUrl")%><%end if%>" alt="<%=rs_Product("title")%>" width="105" height="80" border="0" onload="javascript:DrawImage(this);">
<%else
if fileext="swf" then%>
<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0' width='105' height='84'>
<param name=movie value='<%=rs_Product("DefaultPicUrl")%>'>
<param name=quality value=high>
<param name='Play' value='-1'>
<param name='Loop' value='0'>
<param name='Menu' value='-1'>
<param name='wmode' value='transparent'>
<embed src='<%=rs_Product("DefaultPicUrl")%>' width='105' height='84' pluginspage='http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash'></embed>
</object>

<%end if
end if%>
</a> </div></TD>
<TD background='Images/bg_04.gif'> </TD>
</TR>
<TR>
<TD><img src='Images/bg_0lbottom.gif' width=10 height=10></TD>
<TD><img src='Images/bg_02.gif'></TD>
<TD><img src='Images/bg_0rbottom.gif' width=10 height=10></TD>
</TR>
<TR>
<TD> </TD>
<TD colspan=3 align=center height=20 valign='top' background='Images/bg_05.gif'>
<a href='ProductShow.asp?ID=<%=rs_Product("ID")%>' target=_blank title='<%=rs_Product("title")%>'><%=cutstr(rs_Product("title"),8)%></a> </TD>
<TD> </TD>
</TR>
</TABLE> </td>
<%
rs_Product.MoveNext
wend
%>
</tr>
</table>
</div>
<div id=demo2></div>
</div>
<%if New_img >5 then%>
<script>
var speed=30
demo2.innerHTML=demo1.innerHTML
function Marquee(){
if(demo2.offsetTop-demo.scrollTop<=0)
demo.scrollTop-=demo1.offsetHeight
else{
demo.scrollTop++
}
}
var MyMar=setInterval(Marquee,speed)
demo.onmouseover=function() {clearInterval(MyMar)}
demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
</script>
<%end if
else
Response.Write "暂 无 最 新 图 文"
end if
rs_Product.close
set rs_Product=nothing
%>
<!--最新图文代码结束-->