[查看演示] 源码如下
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<style type="text/css">
#divCircle {position:absolute; width:10px; height:100px; z-index:1; top:-50px;}
.clButtons {position:absolute; width:50px; height:10px; top:20px;left:100px; visibility:hidden; z-index:10; font-family:宋体; font-size:12px}
.clButtons a { COLOR:#000080; }
</style>
<script language="JavaScript" type="text/javascript">
function lib_bwcheck(){ //Browsercheck (needed)
this.ver=navigator.appVersion
this.agent=navigator.userAgent
this.dom=document.getElementById?1:0
this.opera5=this.agent.indexOf("Opera 5")>-1
this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0;
this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;
this.ie4=(document.all && !this.dom && !this.opera5)?1:0;
this.ie=this.ie4||this.ie5||this.ie6
this.mac=this.agent.indexOf("Mac")>-1
this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0;
this.ns4=(document.layers && !this.dom)?1:0;
this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)
return this
}
var bw=new lib_bwcheck()
numItems = 4
circleXstart = 10
circleYstart = -25
circleXoffset = 5
circleYoffset = -3
circlePXspeed = 5
circleTspeed = 10
circleStay = 1
function makeObj(obj,nest,x,y){
nest = (!nest)?"":'document.'+nest+'.'
this.css = bw.dom?document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?eval(nest+'document.'+obj):0
this.evnt = bw.dom?document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?this.css:0
this.showIt = b_showIt
this.moveIt = b_moveIt
this.slide = b_slide
this.slideIt = b_slideIt
this.obj = obj+"Object"
eval(this.obj+"=this")
return this
}
var px = bw.ns4||window.opera?"":"px";
function b_moveIt(x,y){this.x=x; this.y=y; this.css.left=this.x+px; this.css.top=this.y+px;}
function b_showIt(){this.css.visibility="visible"}
function b_slideIt(endx,endy,inc,speed,fn,wh) {
if (!this.slideactive) {
var distx = endx - this.x
var disty = endy - this.y
var num = Math.sqrt(Math.pow(distx,2) + Math.pow(disty,2))/inc
var dx = distx/num
var dy = disty/num
this.slideactive = 1
this.slide(dx,dy,endx,endy,speed,fn,wh)
}
}
function b_slide(dx,dy,endx,endy,speed,fn,wh) {
if (!fn) fn = null
if (!wh) wh = null
if (this.slideactive && (Math.floor(Math.abs(dx))<Math.floor(Math.abs(endx-this.x)) || Math.floor(Math.abs(dy))<Math.floor(Math.abs(endy-this.y)))) {
this.moveIt(this.x+dx,this.y+dy)
eval(wh)
slidTim = setTimeout(this.obj+".slide("+dx+","+dy+","+endx+","+endy+","+speed+",'"+fn+"','"+wh+"')",speed)
}
else{
this.slideactive = 0
this.moveIt(endx,endy)
eval(fn)
}
}
function slideballInit(){
oBut = new Array()
for (var i=0; i<=numItems; i++){
oBut[i] = new makeObj('divButton'+i)
}
oCircle = new makeObj('divCircle')
oBut[0].moveIt(250,100)
oBut[1].moveIt(310,100)
oBut[2].moveIt(370,100)
oBut[3].moveIt(420,100)
oBut[4].moveIt(480,100)
oCircle.moveIt(circleXstart,circleYstart)
//Showing the buttons
for(var i=0; i<=numItems; i++){
oBut[i].showIt()
}
}
var slidTim = 100;
var active = -1
function sbmover(num){
clearTimeout(slidTim)
oCircle.slideactive = false
oCircle.slideIt(oBut[num].x+circleXoffset,oBut[num].y+circleYoffset,circlePXspeed,circleTspeed)
}
function sbmout(num){
clearTimeout(slidTim)
oCircle.slideactive = false
if (active>-1 && circleStay) oCircle.slideIt(oBut[active].x+circleXoffset,oBut[active].y+circleYoffset,circlePXspeed,circleTspeed)
else oCircle.slideIt(circleXstart,circleYstart,circlePXspeed,circleTspeed)
}
function changeListing(num){
active = num
}
if(bw.bw) onload = slideballInit;
</script>
<div id="divButton0" class="clButtons">
<a href="#" onmouseover="sbmover(0)" onmouseout="sbmout(0)" onclick="changeListing(0); return false">链接1</a>
</div>
<div id="divButton1" class="clButtons">
<a href="#" onmouseover="sbmover(1)" onmouseout="sbmout(1)" onclick="changeListing(1); return false">链接2</a>
</div>
<div id="divButton2" class="clButtons">
<a href="#" onmouseover="sbmover(2)" onmouseout="sbmout(2)" onclick="changeListing(2); return false">链接3</a>
</div>
<div id="divButton3" class="clButtons">
<a href="#" onmouseover="sbmover(3)" onmouseout="sbmout(3)" onclick="changeListing(3); return false">链接4</a>
</div>
<div id="divButton4" class="clButtons">
<a href="#" onmouseover="sbmover(4)" onmouseout="sbmout(4)" onclick="changeListing(4); return false">链接5</a>
</div>
<div id="divCircle">
<img src="jsimg/cursor.gif" border="0">
</div>
<div style="position: absolute; top: 10; right: 10; width: 148; height: 18;cursor:hand">
<input type="button" name="Button" value="查看源代码" onClick= 'window.location = "view-source:" + window.location.href'></div> |
