موقع صح .. للناس الصح » موسوعة صح للجافا وتطبيقاتها .. 2003

طريقة التركيب

ضع الكود التالي في منطقة
"<body>"

< body >
و
< /body >

if (document.all){
document.write('<div id="starsDiv" style="position:absolute;top:0px;left:0px">')
for (xy=0;xy<7;xy++)
document.write('<div style="position:relative;width:3px;height:3px;background:#FFFF00;font-size:2px;visibility:visible"></div>')
document.write('</div>')
}

if (document.layers)
{window.captureEvents(Event.MOUSEMOVE);}
var yBase = 200;
var xBase = 200;
var yAmpl = 10;
var yMax = 40;
var step = .2;
var ystep = .5;
var currStep = 0;
var tAmpl=1;
var Xpos = 1;
var Ypos = 1;
var i = 0;
var j = 0;

if (document.all)
{
  function MoveHandler(){
  Xpos = document.body.scrollLeft+event.x;
  Ypos = document.body.scrollTop+event.y;
  }
  document.onmousemove = MoveHandler;
}

else if (document.layers)
{
  function xMoveHandler(evnt){
  Xpos = evnt.pageX;
  Ypos = evnt.pageY;
  }
  window.onMouseMove = xMoveHandler;
}

function animateLogo() {
if (document.all)
{
 yBase = window.document.body.offsetHeight/4;
 xBase = window.document.body.offsetWidth/4;
}
else if (document.layers)
{
 yBase = window.innerHeight/4 ;
 xBase = window.innerWidth/4;
}

if (document.all)
{
var totaldivs=document.all.starsDiv.all.length
 for ( i = 0 ; i < totaldivs ; i++ )
 {
var tempdiv=document.all.starsDiv.all[i].style
  tempdiv.top = Ypos + Math.cos((20*Math.sin(currStep/20))+i*70)*yBase*(Math.sin(10+currStep/10)+0.2)*Math.cos((currStep + i*25)/10);
  tempdiv.left = Xpos + Math.sin((20*Math.sin(currStep/20))+i*70)*xBase*(Math.sin(10+currStep/10)+0.2)*Math.cos((currStep + i*25)/10);
 }
}

else if (document.layers)
{
 for ( j = 0 ; j < 7 ; j++ )
 {
var templayer="a"+j
  document.layers[templayer].top = Ypos + Math.cos((20*Math.sin(currStep/20))+j*70)*yBase*(Math.sin(10+currStep/10)+0.2)*Math.cos((currStep + j*25)/10);
  document.layers[templayer].left =Xpos + Math.sin((20*Math.sin(currStep/20))+j*70)*xBase*(Math.sin(10+currStep/10)+0.2)*Math.cos((currStep + j*25)/10);
 }
}
currStep += step;
setTimeout("animateLogo()", 15);
}
animateLogo();
// -->
</script>