JAVASCRIPT---灯光效果

<HTML><HEAD><TITLE></TITLE>
<META content="text/html; charset=gb2312" http-equiv=Content-Type>

<META content="IBM HomePage Builder 2001 V5.0.0 for Windows" name="GENERATOR"></HEAD>
<BODY topmargin=0>
<DIV id=Layer1
style="BACKGROUND-COLOR: #000000; BORDER-BOTTOM: #000000 1px; BORDER-LEFT: #000000 1px; BORDER-RIGHT: #000000 1px; BORDER-TOP: #000000 1px; HEIGHT: 100%; LEFT: 0px; POSITION: absolute; TOP: 0px; WIDTH: 778px; layer-background-color: #000000">
<TABLE border=0 cellPadding=0 cellSpacing=0 height="100%" width="100%">
 <TBODY>
 <TR>
  <TD height=44>
    <table border=0 cellpadding=0 cellspacing=0 width="100%" hspace="0"
   vspace="0">
     <tbody>
     <tr>
      <td valign="top" width="130" colspan="3">
       <table border="0" cellpadding="0" cellspacing="0" width="100%" bgcolor="#000000">
        <tbody>
        <tr bgcolor=#000000>
         <td colspan="2" height="20" valign="top">
          <div align=center></div>
          <table bgcolor=#000000 border=0 cellpadding=0 cellspacing=0
         width="100%">
           <tbody>
           <tr align=middle bgcolor=#ffff99>
            <td id=flttgt style="FILTER: light(enabled=1)"><img height="278" src="http://166.111.26.226/zjx/1.jpg" width="472" align="top"></td>
           </tr>
           <tr>
            <td height="3"><span id=holder
            style="COLOR: #000000; FONT-SIZE: 14pt"></span></td>
           </tr>
           </tbody>
          </table>
          <p>&nbsp;</p>
         </td>
        </tr>
        </tbody>
       </table>
       <table border=0 cellpadding=0 cellspacing=0 width="100%">
        <tbody>
        <tr>
         <td height=27></td>
        </tr>
        </tbody>
       </table>
      </td>
     </tr>
     </tbody>
    </table>
   </TD></TR>
 <TR>
   <TD height=0>&nbsp; </TD>
  </TR>
 <TR hight="14">
  <TD>&nbsp;</TD></TR></TBODY></TABLE></DIV>
<SCRIPT language=javascript>
<!--
var g_numlights=0;
var blurbs=new Array("");
window.onload=setlights;
document.onclick=keyhandler;
flttgt.onmousemove=mousehandler;

function setlights(){
flttgt.filters[0].clear();
flttgt.filters[0].addcone(0,0,5,100,100,255,128,0,60,15);
if(g_numlights>0){
flttgt.filters[0].addcone(0,200,5,100,100,255,0,0,60,15);
if(g_numlights>1){
flttgt.filters[0].addcone(500,200,5,100,100,0,0,255,60,15);
if(g_numlights>2){
flttgt.filters[0].addcone(500,0,5,100,100,255,0,255,60,15);
}
}
}
}

function keyhandler(){
g_numlights=(g_numlights+=1)%4;
holder.innerHTML=blurbs[g_numlights];
setlights();
}

function mousehandler(){
x=(window.event.x-80);
y=(window.event.y-80);
flttgt.filters[0].movelight(0,x,y,5,1);
if(g_numlights>0){
flttgt.filters[0].movelight(1,x,y,5,1);
if(g_numlights>1){
flttgt.filters[0].movelight(2,x,y,5,1);
if(g_numlights>2){
flttgt.filters[0].movelight(3,x,y,5,1);
}
}
}
}
-->
</SCRIPT>
</BODY></HTML>