模仿Flash AS效果的导航菜单

时间:2020-05-11 人气:0

<html> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
<title>模仿Flash AS效果的导航菜单</title> 
<style type="text/css"> 
<!-- 
a:link,a:visited { text-decoration: none; color: #666666 } 
a:hover { text-decoration: underline } 
#hor1 { 
position:absolute; 
left:320px; 
top:20px; 
width:220px; 
height:20px; 
z-index:1; 
background-color: #999900; 
} 
#hor2 { 
position:absolute; 
left:320px; 
top:40px; 
width:220px; 
height:20px; 
z-index:2; 
background-color: #FFCC00; 
} 
#hor3 { 
position:absolute; 
left:320px; 
top:60px; 
width:220px; 
height:20px; 
z-index:3; 
background-color: #99CC00; 
} 
#board1 { 
position:absolute; 
left:320px; 
top:40px; 
width:220px; 
height:120px; 
z-index:-100; 
background-color: #333333; 
visibility: hidden; 
} 
body,td,th { 
font-family: Verdana, Arial, Helvetica, sans-serif; 
font-size: 12px; 
color: #FFFFFF; 
font-weight: bold; 
} 
body { 
background-color: #666666; 
} 
#board2 { 
position:absolute; 
left:320px; 
top:60px; 
width:220px; 
height:120px; 
z-index:-90; 
background-color: #333333; 
visibility: hidden; 
} 
#board3 { 
position:absolute; 
width:220px; 
height:120px; 
z-index:-80; 
left: 320px; 
top: 80px; 
background-color: #333333; 
visibility: hidden; 
} 
#hor4 { 
position:absolute; 
left:320px; 
top:80px; 
width:220px; 
height:20px; 
z-index:4; 
background-color: #99CCCC; 
} 
#board4 { 
position:absolute; 
left:320px; 
top:100px; 
width:220px; 
height:120px; 
z-index:-70; 
background-color: #333333; 
visibility: hidden; 
}

--> 
</style> 
<script type="text/javascript"> 
lastNo=0 
function re(menu_no){ 
if(lastNo!=menu_no){ 
cur=menu_no+1 
lastNo=menu_no 
rest() 
}else{ 
cur=100 
} 
document.getElementById("board"+menu_no).style.visibility="visible" 
} 
function rest(){ 
for(i=1;i<=4;i++){ 
document.getElementById("hor"+i).style.top=20*i; 
document.getElementById("board"+i).style.visibility="hidden" 
} 
menu_num=4; 
act=1 
height=120+20 
speed=0; 
posY=0; 
} 
function huke(){ 
if(act==1&&cur<100){ 
speed=(height-posY)*0.69+speed*0.6 
posY+=speed 
for(i=cur;i<=menu_num;i++){ 
document.getElementById("hor"+i).style.top=posY+(i-2)*20 
} 
if(Math.abs(height-posY)<0.5){ 
for(i=cur;i<=menu_num;i++){ 
document.getElementById("hor"+i).style.top=height+(i-2)*20 
} 
act=0 
} 
setTimeout("huke()",50) 
} 
}

</script> 
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