载入信息动画 每次刷新效果还不一样啊 dn001 2009-06-21 08:20:13 <!--完整的HTML代码如下--> <html> <head> <title>璀璨的web页面背景特效</title> </head> <body bgcolor="#000000"> <!--将以下代码加入HTML的<Body></Body>之间--> <script language="JavaScript"> <!-- more javascript from http://www.knowsky.com if (document.all){ xL=5; xH=0; xW=0; xR=0; xE=0; xMY=0; xMX=0; xWd=0; xHd=0; xF=new Array(); xY=new Array(); xX=new Array(); xS=new Array(); xA=new Array(); xB=new Array(); ini=new Array(); cl=new Array('#fff000','#0000FF','#ff0000','#00ff00','#ff00ff','#ffa500') document.write('<div id="xouter" style="position:absolute;top:0px;left:0px"><div style="position:relative">'); for (i=0; i < xL; i++){ document.write('<div id="xie" style="position:absolute;top:0;left:0;width:10px;height:10px;' +'font-family:Courier New;font-size:50px;color:#ffffff">.</div>'); } document.write('</div></div>'); //Initial Placement! function Set(){ for (i=0; i < xL; i++){ xH=window.document.body.offsetHeight; xW=window.document.body.offsetWidth; xA[i]=Math.round(Math.random()*xH); xB[i]=Math.round(Math.random()*xW); xS[i]=Math.random()*0.07+0.05; xR=Math.round(Math.random()*3); xE=Math.round(Math.random()*2500+50) if (xR == 3) xB[i]=-xE; if (xR == 2) xB[i]=xW+xE; if (xR == 1) xA[i]=-xE; if (xR == 0) xA[i]=xH; xF[i]=xW/14; } } Set(); function Assign(){ xouter.style.top=document.body.scrollTop; for (i=0; i < xL; i++){ xF[i]-=xS[i]*25; if (xF[i] < 4) xF[i]=3; xie[i].style.top =xY[i]; xie[i].style.left=xX[i]; xie[i].style.fontSize=xF[i]; xie[i].style.filter='glow(color='+ini[i]+', strength='+xF[i]/3+')'; } } function fly(){ var N=Math.floor(Math.random()*cl.length) xMY=window.document.body.clientHeight/2; xMX=window.document.body.clientWidth/2; xWd=Math.round(Math.random()*40+5); xHd=Math.round(Math.random()*30+5); for (i=0; i < xL; i++) { xY[i]=xA[i]+=(xMY-xA[i])*(xS[i]); xX[i]=xB[i]+=(xMX-xB[i])*(xS[i]); if ((xX[i] > xMX-xWd) && (xX[i] < xMX+xWd) && (xY[i] > xMY-xHd) && (xY[i] < xMY+xHd)){ xH=window.document.body.offsetHeight; xW=window.document.body.offsetWidth; xA[i]=Math.round(Math.random()*xH); xB[i]=Math.round(Math.random()*xW); xS[i]=Math.random()*0.05+0.05; xR=Math.round(Math.random()*3); xE=Math.round(Math.random()*50+50) if (xR == 3) xB[i]=-xE; if (xR == 2) xB[i]=xW+xE; if (xR == 1) xA[i]=-xE; if (xR == 0) xA[i]=xH+xE; } if ((xX[i] < 0) || (xX[i] > xW) || (xY[i] < 0) || (xY[i] > xH)) { xF[i]=xW/14; ini[i]=cl[N]; } } Assign(); setTimeout('fly()',10); } fly(); } // --> </script> </body> </html>
