自动翻页

鼠标放到翻页的地方，自动翻页

    <TABLE cellSpacing=0 cellPadding=5 width="95%" align=center
                  border=0>
                    <TBODY>
                    <TR>
                      <TD height=30>
                        <DIV class=style1 align=center>翻页效果</DIV></TD></TR>
                    <TR>
                      <TD class=unnamed1 vAlign=top height=420><IFRAME
                        border=0 name=demo marginWidth=0 marginHeight=0
                        src="1/show.htm"
                        frameBorder=no width=600 scrolling=no height=415
                        allowTransparency>浏览器不支持嵌入式框架，或被配置为不显示嵌入式框架。</IFRAME></TD></TR></TBODY></TABLE>

IFAME里面要用的文件

<LINK href="show.files/css.css" type=text/css rel=stylesheet>
<STYLE type=text/css>BODY {
MARGIN: 0px
}
</STYLE>

<META content="MSHTML 6.00.2900.3059" name=GENERATOR></HEAD>
<BODY style="BACKGROUND-COLOR: transparent">
<TABLE cellSpacing=0 cellPadding=0 width=300 border=0>
<TBODY>
<TR>
    <TD>
      <TABLE cellSpacing=0 cellPadding=0 width="100%" border=0>
        <TBODY>
        <TR>
          <TD align=middle>
            <DIV align=center>
            <CENTER>
            <TABLE height=222 cellSpacing=1 cellPadding=5 width="100%"
              border=0><TBODY>
              <TR>
                <TD style="WORD-BREAK: break-all">
                  <SCRIPT language=JavaScript1.2>
iens6=document.all||document.getElementById
ns4=document.layers

//specify speed of scroll (greater=faster)
var speed=6

if (iens6){
document.write('<div id="container" style="position:relative;600;height:370;border:0px solid black;overflow:hidden">')
document.write('<div id="content" style="position:absolute;590;left:0;top:0">')
}
</SCRIPT>
                  <ILAYER clip="0,0,500,160" height="400" width="600"
                  name="nscontainer"><LAYER height="370" width="600"
                  name="nscontent"
                  visibility="hidden"><div align="center">111111111111111111111111111111111222222222<br>2222222222222222222222222222222222222222222222<br>22222222222222222222222222222222222222222222222<br>222222222222222222222223333333547<br>8567fsdafsdafasdffwertgfghfdhgjhhdf<br>111111111111111111111111111111111222222222<br>2222222222222222222222222222222222222222222222<br>22222222222222222222222222222222222222222222222<br>222222222222222222222223333333547<br>8567fsdafsdafasdffwertgfghfdhgjhhdf<br>111111111111111111111111111111111222222222<br>2222222222222222222222222222222222222222222222<br>22222222222222222222222222222222222222222222222<br>222222222222222222222223333333547<br>8567fsdafsdafasdffwertgfghfdhgjhhdf<br>111111111111111111111111111111111222222222<br>2222222222222222222222222222222222222222222222<br>22222222222222222222222222222222222222222222222<br>222222222222222222222223333333547<br>8567fsdafsdafasdffwertgfghfdhgjhhdf<br>111111111111111111111111111111111222222222<br>2222222222222222222222222222222222222222222222<br>22222222222222222222222222222222222222222222222<br>222222222222222222222223333333547<br>8567fsdafsdafasdffwertgfghfdhgjhhdf<br>111111111111111111111111111111111222222222<br>2222222222222222222222222222222222222222222222<br>22222222222222222222222222222222222222222222222<br>222222222222222222222223333333547<br>8567fsdafsdafasdffwertgfghfdhgjhhdf<br>111111111111111111111111111111111222222222<br>2222222222222222222222222222222222222222222222<br>22222222222222222222222222222222222222222222222<br>222222222222222222222223333333547<br>8567fsdafsdafasdffwertgfghfdhgjhhdf<br>111111111111111111111111111111111222222222<br>2222222222222222222222222222222222222222222222<br>22222222222222222222222222222222222222222222222<br>222222222222222222222223333333547<br>8567fsdafsdafasdffwertgfghfdhgjhhdf<br>gsaqwetghdfzvshkhjlkkjsghghdfgtuyikk</div></LAYER></ILAYER>
                  <SCRIPT language=JavaScript1.2>
if (iens6)
document.write('</div></div>')
</SCRIPT>

                  <TABLE width="96%">
                    <TBODY>
                    <TR>
                      <TD>
                        <P align=right>|<A onmouseover=moveup()
                        onmouseout=clearTimeout(moveupvar)
                        href="#"> 向上
                        </A>|<A onmouseover=movedown()
                        onmouseout=clearTimeout(movedownvar)
                        href="#"> 向下
                        </A>|</P></TD></TR></TBODY></TABLE>
                  <SCRIPT language=JavaScript1.2>
if (iens6){
var crossobj=document.getElementById? document.getElementById("content") : document.all.content
var contentheight=crossobj.offsetHeight
}
else if (ns4){
var crossobj=document.nscontainer.document.nscontent
var contentheight=crossobj.clip.height
}

function movedown(){
if (iens6&&parseInt(crossobj.style.top)>=(contentheight*(-1)+100))
crossobj.style.top=parseInt(crossobj.style.top)-speed
else if (ns4&&crossobj.top>=(contentheight*(-1)+100))
crossobj.top-=speed
movedownvar=setTimeout("movedown()",100)
}

function moveup(){
if (iens6&&parseInt(crossobj.style.top)<=0)
crossobj.style.top=parseInt(crossobj.style.top)+speed
else if (ns4&&crossobj.top<=0)
crossobj.top+=speed
moveupvar=setTimeout("moveup()",100)

}

function getcontent_height(){
if (iens6)
contentheight=crossobj.offsetHeight
else if (ns4)
document.nscontainer.document.nscontent.visibility="show"
}
window.onload=getcontent_height
</SCRIPT>
</TD></TR></TBODY></TABLE></CENTER></DIV></TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE></BODY></HTML>