Movimento aleatório

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<script language="JavaScript1.2">

var imagem="figura2.gif"

if (document.layers)

{document.write("<LAYER NAME='animacao' LEFT=10 TOP=10><img src='"+imagem+"' ></LAYER>")}

else if (document.all){document.write("<div id='animacao' style='position:absolute;top:10px;left:10px;width:17px;height:22px;z-index:50'><img src='"+imagem+"'></div>")}

 

conta=-1;

move=1;

function curva(){

abc=new Array(0,1,1,1,2,3,4,0,6,-1,-1,-1,-2,-3,-4,0,-6)

for (i=0; i < abc.length; i++)

{var C=Math.round(Math.random()**)}*

iniciar=abc[C];

setTimeout('curva()',1900);

return iniciar;

}

ypos=10;

xpos=10;

movimento = 60;

function moveR(){

caminho=movimento+=iniciar;

y = 4Math.sin(caminhoMath.PI/180);

x = 6Math.cos(caminhoMath.PI/180);

if (document.layers){

ypos+=y;

xpos+=x;

document.animacao.top=ypos+window.pageYOffset;

document.animacao.left=xpos+window.pageXOffset;

}

else if (document.all){

ypos+=y;

xpos+=x;

document.all.animacao.style.top=ypos+document.body.scrollTop;

document.all.animacao.style.left=xpos+document.body.scrollLeft;

}

T=setTimeout('moveR()',50);

}

function edges(){

if (document.layers){

if (document.animacao.left >= window.innerWidth-40+window.pageXOffset)movimento=Math.round(Math.random()45+157.5);*

if (document.animacao.top >= window.innerHeight-30+window.pageYOffset)movimento=Math.round(Math.random()45-112.5);*

if (document.animacao.top <= 2+window.pageYOffset) movimento = Math.round(Math.random()45+67.5);//OK!*

if (document.animacao.left <= 2+window.pageXOffset) movimento = Math.round(Math.random()45-22.5);//OK!*

}

else if (document.all)

{

if (document.all.animacao.style.pixelLeft >= document.body.offsetWidth-45+document.body.scrollLeft)movimento=Math.round(Math.random()45+157.5);*

if (document.all.animacao.style.pixelTop >= document.body.offsetHeight-35+document.body.scrollTop)movimento=Math.round(Math.random()45-112.5);*

if (document.all.animacao.style.pixelTop <= 2+document.body.scrollTop) movimento = Math.round(Math.random()45+67.5);//OK!*

if (document.all.animacao.style.pixelLeft <= 2+document.body.scrollLeft) movimento = Math.round(Math.random()45-22.5);//OK!*

}

setTimeout('edges()',100);

}

function efeito(){

curva();

moveR();// onUnload="opener.gO()"

edges();

}

if (document.all||document.layers)

efeito()

</script>

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