代码如下：

<DIV id=dot0
style="HEIGHT: 14px; POSITION: absolute; VISIBILITY: hidden; WIDTH: 14px">
<IMG src="http://www.toto369.net/sbtx/love002.gif" width="14" height="14"></DIV>
<DIV id=dot1 style="HEIGHT: 14px; POSITION: absolute; WIDTH: 14px">
<IMG src="http://www.toto369.net/sbtx/love002.gif" width="14" height="14"></DIV>
<DIV id=dot2 style="HEIGHT: 14px; POSITION: absolute; WIDTH: 14px">
<IMG src="http://www.toto369.net/sbtx/love002.gif" width="14" height="14"></DIV>
<DIV id=dot3 style="HEIGHT: 14px; POSITION: absolute; WIDTH: 14px">
<IMG src="http://www.toto369.net/sbtx/love003.gif" width="14" height="14"></DIV>
<DIV id=dot4 style="HEIGHT: 14px; POSITION: absolute; WIDTH: 14px">
<IMG src="http://www.toto369.net/sbtx/love003.gif" width="14" height="14"></DIV>
<DIV id=dot5 style="HEIGHT: 14px; POSITION: absolute; WIDTH: 14px">
<IMG src="http://www.toto369.net/sbtx/love004.gif" width="14" height="14"></DIV>
<DIV id=dot6 style="height: 14; position: absolute; width: 1; left: 0; top: 595">
<IMG src="http://www.toto369.net/sbtx/love004.gif" width="14" height="14"></DIV>
<script><script>
<!-- hide code

/*
鼠标下的弹性链条
*/

var nDots = 7;
if (document.all&&window.print)
document.body.style.cssText="overflow-x:hidden;overflow-y:scroll"
var Xpos = 0;
var Ypos = 0;

// 时间间隙
var DELTAT = .01;
// 弹性块尺寸
var SEGLEN = 10;
// 弹性常量、硬度
var SPRINGK = 10;
// 常量
var MASS = 1;
var GRAVITY = 50;
var RESISTANCE = 10;
// 重力加速度设置
var STOPVEL = 0.1;
var STOPACC = 0.1;
var DOTSIZE = 11;
// 撞到墙壁后的弹回常量
var BOUNCE = 0.75;

var isNetscape = navigator.appName=="Netscape";

var followmouse = true;

var dots = new Array();
init();

function init()
{
var i = 0;
for (i = 0; i < nDots; i++) {
dots[i] = new dot(i);
}

if (!isNetscape) {

}

// set their positions
for (i = 0; i < nDots; i++) {
dots[i].obj.left = dots[i].X;
dots[i].obj.top = dots[i].Y;
}

if (isNetscape) {

startanimate();
} else {

setTimeout("startanimate()", 2000);
}
}

 

function dot(i)
{
this.X = Xpos;
this.Y = Ypos;
this.dx = 0;
this.dy = 0;
if (isNetscape) {
this.obj = eval_r("document.dot" + i);
} else {
this.obj = eval_r("dot" + i + ".style");
}
}

function startanimate() {
setInterval("animate()", 20);
}

 

function setInitPositions(dots)
{

var startloc = document.all.tags("LI");
var i = 0;
for (i = 0; i < startloc.length && i < (nDots - 1); i++) {
dots[i+1].X = startloc[i].offsetLeft
startloc[i].offsetParent.offsetLeft - DOTSIZE;
dots[i+1].Y = startloc[i].offsetTop +
startloc[i].offsetParent.offsetTop + 2*DOTSIZE;
}

dots[0].X = dots[1].X;
dots[0].Y = dots[1].Y - SEGLEN;
}

function MoveHandler(e)
{
Xpos = e.pageX;
Ypos = e.pageY;
return true;
}

function MoveHandlerIE() {
Xpos = window.event.x + document.body.scrollLeft;
Ypos = window.event.y + document.body.scrollTop;
}

if (isNetscape) {
document.captureEvents(Event.MOUSEMOVE);
document.onMouseMove = MoveHandler;
} else {
document.onmousemove = MoveHandlerIE;
}

function vec(X, Y)
{
this.X = X;
this.Y = Y;
}

function springForce(i, j, spring)
{
var dx = (dots[i].X - dots[j].X);
var dy = (dots[i].Y - dots[j].Y);
var len = Math.sqrt(dx*dx + dy*dy);
if (len > SEGLEN) {
var springF = SPRINGK * (len - SEGLEN);
spring.X += (dx / len) * springF;
spring.Y += (dy / len) * springF;
}
}

function animate() {

var start = 0;
if (followmouse) {
dots[0].X = Xpos;
dots[0].Y = Ypos;
start = 1;
}

for (i = start ; i < nDots; i++ ) {

var spring = new vec(0, 0);
if (i > 0) {
springForce(i-1, i, spring);
}
if (i < (nDots - 1)) {
springForce(i+1, i, spring);
}
 var resist = new vec(-dots[i].dx * RESISTANCE,
  -dots[i].dy * RESISTANCE);
 
 
  var accel = new vec((spring.X + resist.X)/ MASS,
  (spring.Y + resist.Y)/ MASS + GRAVITY);
 
 
  dots[i].dx += (DELTAT * accel.X);
  dots[i].dy += (DELTAT * accel.Y);
 
 
  if (Math.abs(dots[i].dx) < STOPVEL &&
  Math.abs(dots[i].dy) < STOPVEL &&
  Math.abs(accel.X) < STOPACC &&
  Math.abs(accel.Y) < STOPACC) {
  dots[i].dx = 0;
  dots[i].dy = 0;
  }
 
 
  dots[i].X += dots[i].dx;
  dots[i].Y += dots[i].dy;
 
 
  var height, width;
  if (isNetscape) {
  height = windows.innerHeight + document.scrollTop;
  width = windows.innerWidth + document.scrollLeft;
  } else {
  height = document.body.clientHeight + document.body.scrollTop;
  width = document.body.clientWidth + document.body.scrollLeft;
  }
 
  // bounce of 3 walls (leave ceiling open)
  if (dots[i].Y >= height - DOTSIZE - 1) {
  if (dots[i].dy > 0) {
  dots[i].dy = BOUNCE * -dots[i].dy;
  }
  dots[i].Y = height - DOTSIZE - 1;
  }
  if (dots[i].X >= width - DOTSIZE) {
  if (dots[i].dx > 0) {
  dots[i].dx = BOUNCE * -dots[i].dx;
  }
  dots[i].X = width - DOTSIZE - 1;
  }
  if (dots[i].X < 0) {
 if (dots[i].dx < 0) {
  dots[i].dx = BOUNCE * -dots[i].dx;
  }
  dots[i].X = 0;
  }
 
  // 移动到新的坐标
  dots[i].obj.left = dots[i].X;
  dots[i].obj.top = dots[i].Y;
  }
  }
 
  -->
</SCRIPT>