📄 13-12.html
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<html>
<head>
<title>舞台灯光</title>
<style type="text/css">
<!--
body{
background-color:#000000;
}
td{
filter:light;
}
-->
</style>
<style type="text/css">
<!--
body{
background-color:#f8ffd3;
margin:0px; padding:0px;
}
table.banner{
background:url(banner_bg.jpg) repeat-x;
width:100%;
}
table.btn{
background:url(button1_bg.jpg) repeat-x;
width:100%;
}
#navigation{
margin:0px; padding:0px;
list-style-type:none;
height:32px;
font-size:12px;
}
#navigation li{
text-align:center; width:130px; height:32px;
background:url(button1.jpg) repeat-x;
float:left;
}
#navigation li a{
padding:10px 0px 10px 0px;
text-decoration:none;
display:block;
}
#navigation li a:link, #navigation li a:visited{color:#526d00;}
#navigation li a:hover{
color:#FFFFFF;
background:url(button2.jpg) no-repeat;
}
body {
margin-left: 0px;
margin-top: 0px;
margin-right: 0px;
margin-bottom: 0px;
}
-->
</style></head>
<body>
<table>
<tr>
<td id="flttgt"><img src="mm.jpg"></td>
</tr>
</table>
<script language="javascript">
var g_numlights=0;
flttgt.onclick=keyhandler; //点击鼠标
flttgt.onmousemove=mousehandler; //鼠标移动时
function setlights(){
flttgt.filters[0].clear(); //先清空所有光源
flttgt.filters[0].addcone(-10,- 10,5,275,370,0,0,150,60,10); //添加蓝色光源
if (g_numlights>0){
flttgt.filters[0].addcone (285,-10,5,0,370,150,0,0,60,10); //添加红色光源
if (g_numlights>1)
flttgt.filters[0].addcone (138,380,5,138,0,0,150,0,60,15); //添加绿色光
}
}
function keyhandler(){
g_numlights= (g_numlights+=1)%3;
setlights();
}
function mousehandler(){
x=(window.event.x-80);
y=(window.event.y-80);
flttgt.filters[0].movelight(0,x,y,5,1); //移动蓝光
if (g_numlights>0){
flttgt.filters[0].movelight(1,x,y,5,1); //移动红光
if (g_numlights>1)
flttgt.filters[0].movelight(2,x,y,5,1); //移动绿光
}
}
setlights();
</script>
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