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鼠标键盘
正反螺旋转的跟随鼠标特效
作者: 来源: 日期:2004-10-8
<BODY bgcolor="#800000"> <SCRIPT language=JavaScript> <!-- //To add more stars simply add more colours in below array!! colours=new Array('ff0000','00ff00','3366ff','ff00ff','ffa500','ffffff','fff000','0000ff','ffff00','080000') //Alter nothing below!! amount=colours.length; YgetDelay=0,XgetDelay=0,Ydelay=0,Xdelay=0,ns=(document.layers)?1:0,step=0.2,currStep=0,my=0,mx=0; if (ns){ for (i=0; i < amount; i++) document.write('<LAYER NAME="nsstars'+i+'" BGCOLOR='+colours[i]+' CLIP="0,0,2,2"></LAYER>'); } else{ document.write('<div id="ie" style="position:absolute;top:0;left:0;"><div style="position:relative">'); for (i=0; i < amount; i++) document.write('<span id="iestars" style="position:absolute;top:0;left:0;width:2px;height:2px;background:'+colours[i]+';font-size:2px"></span>'); document.write('</div></div>'); } if (ns){ window.captureEvents(Event.MOUSEMOVE); function nMouse(evnt){ my=evnt.pageY;mx=evnt.pageX } window.onMouseMove=nMouse; } else{ function iMouse(){ my=event.y;mx=event.x; } document.onmousemove=iMouse } function stars(){ if (!ns)ie.style.top=document.body.scrollTop; for (i=0; i < amount; i++) { var layer=(document.layers)?document.layers["nsstars"+i]:iestars[i].style; layer.top= Ydelay+100*Math.sin((5*Math.sin((currStep-15.99)/10))+i*70)*Math.sin((currStep)/10)*Math.cos((currStep+i*25)/10); layer.left=Xdelay+180*Math.cos((5*Math.sin((currStep-15.99)/10))+i*70)*Math.sin((currStep)/10)*Math.cos((currStep+i*25)/10); } currStep+=step; } function delay(){ Ydelay = YgetDelay+=(my-YgetDelay)*1/20; Xdelay = XgetDelay+=(mx-XgetDelay)*1/20; stars(); setTimeout('delay()',1); } delay(); //--> </SCRIPT>
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