function setlights(){ flttgt.filters[0].clear(); flttgt.filters[0].addcone(0,0,5,100,100,225,225,0,60,15); if (g_numlights>0){ flttgt.filters[0].addcone(400,170,5,100,100,225,0,0,160,15); if (g_numlights>1){ flttgt.filters[0].addcone(320,330,5,100,100,0,225,225,60,15);
} }
} 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);
http://www.pchome.net/ch/tur/pstext/teacher/css/7.htm
http://www.pchome.net/ch/tur/pstext/teacher/css/7.htm
已经不存在了
<!-- saved from url=(0049)http://pchome.net/ch/tur/pstext/teacher/css/7.htm --><HTML><HEAD><TITLE>动态光源效果</TITLE>
<META http-equiv=Content-Type content="text/html; charset=gb2312">
<STYLE>.shadow {
FILTER: shadow(color=blue,direction=225)
}
.shadow1 {
FILTER: shadow(color=red,direction=225)
}
.shadow2 {
FILTER: shadow(color=gray,direction=225)
}
.div {
FILTER: blur(add=ture,direction=135,strength=10); WIDTH: 800px; CURSOR: move
}
</STYLE><STYLE type=text/css>.a {
FONT-SIZE: 9pt; FONT-FAMILY: "宋体"; TEXT-DECORATION: none
}
</STYLE><META content="MSHTML 6.00.2800.1141" name=GENERATOR></HEAD>
<BODY text=#000000 bgColor=#bbbbbb>
<TABLE
style="LEFT: 20px; WIDTH: 100%; COLOR: rgb(0,0,0); POSITION: absolute; TOP: 20px"
borderColor=#008080 cellSpacing=0 border=0>
<TBODY>
<TR>
<TD colSpan=2>
<DIV class=div>
<P align=center><FONT size=7>动态光源演示</FONT></P></DIV>
<HR SIZE=1> </TD></TR>
<TR>
<TD align=center id=flttgt style="FILTER: light(enabled=1),width:300"><IMG
height=300 src="http://expert.csdn.net/images/csdn.gif" border=1> </TD>
<TD style="VERTICAL-ALIGN: top">
<P class=a><SPAN id=holder
style?font-size:14pt;color:yellow?>把鼠标移到图片上,光源会跟踪鼠标。单击图片来加入其他的等观灯光并且他们都会跟随鼠标移动。
</SPAN></P></TD></TR></TBODY></TABLE>
<SCRIPT language=JavaScript>
<!--
var g_numlights=0;
var blurbs= new Array(" 现在的动态滤镜赋予了网页更多的交互性能来响应用户的动作。"," 我们使用了光源滤镜来响应用户的点击。点击图片可以增加光源。"," 通过捕捉用户鼠标位置的方法来移动光源。"," 这里的文本改变是响应单击事件的,并且只需要少量的编程。");
window.onload=setlights;
document.onclick=keyhandler;
flttgt.onmousemove=mousehandler;
function setlights(){
flttgt.filters[0].clear();
flttgt.filters[0].addcone(0,0,5,100,100,225,225,0,60,15);
if (g_numlights>0){
flttgt.filters[0].addcone(400,170,5,100,100,225,0,0,160,15);
if (g_numlights>1){
flttgt.filters[0].addcone(320,330,5,100,100,0,225,225,60,15);
}
}
}
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(1,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);
}
}
}
</SCRIPT>
</DIV></BODY></HTML>
一定要用LIGHT吗? 用ALPHA不也可以吗?当用户得鼠标移到你设定得热点上得时候,热点区域久变清晰不也可以吗?
看看我的帖子,发点议论吧
http://expert.csdn.net/Expert/TopicView1.asp?id=1448862
http://imafool.myetang.com/indexold1.htm背景就是了。