✲ ✲ ✲ ✲Las estrellas en rainbow HTML // -

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08.07.2015 …

Par GloriaV

✲ ✲ ✲ ✲Las estrellas en rainbow

HTML

<script type="text/javascript">// <![CDATA[
var colour="random"; // in addition to "random" can be set to any valid colour eg "#f0f" or "red"
  var sparkles=100;
   
  /****************************
  * Tinkerbell Magic Sparkle *
  *(c)2005-12 mf2fm web-design*
  * http://www.mf2fm.com/rv *
  * DON'T EDIT BELOW THIS BOX *
  ****************************/
  var x=ox=400;
  var y=oy=300;
  var swide=800;
  var shigh=600;
  var sleft=sdown=0;
  var tiny=new Array();
  var star=new Array();
  var starv=new Array();
  var starx=new Array();
  var stary=new Array();
  var tinyx=new Array();
  var tinyy=new Array();
  var tinyv=new Array();
   
  window.onload=function() { if (document.getElementById) {
  var i, rats, rlef, rdow;
  for (var i=0; i<sparkles; i++) {
  var rats=createDiv(3, 3);
  rats.style.visibility="hidden";
  rats.style.zIndex="999";
  document.body.appendChild(tiny[i]=rats);
  starv[i]=0;
  tinyv[i]=0;
  var rats=createDiv(5, 5);
  rats.style.backgroundColor="transparent";
  rats.style.visibility="hidden";
  rats.style.zIndex="999";
  var rlef=createDiv(1, 5);
  var rdow=createDiv(5, 1);
  rats.appendChild(rlef);
  rats.appendChild(rdow);
  rlef.style.top="2px";
  rlef.style.left="0px";
  rdow.style.top="0px";
  rdow.style.left="2px";
  document.body.appendChild(star[i]=rats);
  }
  set_width();
  sparkle();
  }}
   
  function sparkle() {
  var c;
  if (x!=ox || y!=oy) {
  ox=x;
  oy=y;
  for (c=0; c<sparkles; c++) if (!starv[c]) {
  star[c].style.left=(starx[c]=x)+"px";
  star[c].style.top=(stary[c]=y)+"px";
  star[c].style.clip="rect(0px, 5px, 5px, 0px)";
  star[c].childNodes[0].style.backgroundColor=star[c].childNodes[1].style.backgroundColor=(colour=="random")?newColour():colour;
  star[c].style.visibility="visible";
  starv[c]=50;
  break;
  }
  }
  for (c=0; c<sparkles; c++) {
  if (starv[c]) update_star(c);
  if (tinyv[c]) update_tiny(c);
  }
  setTimeout("sparkle()", 40);
  }
   
  function update_star(i) {
  if (--starv[i]==25) star[i].style.clip="rect(1px, 4px, 4px, 1px)";
  if (starv[i]) {
  stary[i]+=1+Math.random()*3;
  starx[i]+=(i%5-2)/5;
  if (stary[i]<shigh+sdown) {
  star[i].style.top=stary[i]+"px";
  star[i].style.left=starx[i]+"px";
  }
  else {
  star[i].style.visibility="hidden";
  starv[i]=0;
  return;
  }
  }
  else {
  tinyv[i]=50;
  tiny[i].style.top=(tinyy[i]=stary[i])+"px";
  tiny[i].style.left=(tinyx[i]=starx[i])+"px";
  tiny[i].style.width="2px";
  tiny[i].style.height="2px";
  tiny[i].style.backgroundColor=star[i].childNodes[0].style.backgroundColor;
  star[i].style.visibility="hidden";
  tiny[i].style.visibility="visible"
  }
  }
   
  function update_tiny(i) {
  if (--tinyv[i]==25) {
  tiny[i].style.width="1px";
  tiny[i].style.height="1px";
  }
  if (tinyv[i]) {
  tinyy[i]+=1+Math.random()*3;
  tinyx[i]+=(i%5-2)/5;
  if (tinyy[i]<shigh+sdown) {
  tiny[i].style.top=tinyy[i]+"px";
  tiny[i].style.left=tinyx[i]+"px";
  }
  else {
  tiny[i].style.visibility="hidden";
  tinyv[i]=0;
  return;
  }
  }
  else tiny[i].style.visibility="hidden";
  }
   
  document.onmousemove=mouse;
  function mouse(e) {
  if (e) {
  y=e.pageY;
  x=e.pageX;
  }
  else {
  set_scroll();
  y=event.y+sdown;
  x=event.x+sleft;
  }
  }
   
  window.onscroll=set_scroll;
  function set_scroll() {
  if (typeof(self.pageYOffset)=='number') {
  sdown=self.pageYOffset;
  sleft=self.pageXOffset;
  }
  else if (document.body && (document.body.scrollTop || document.body.scrollLeft)) {
  sdown=document.body.scrollTop;
  sleft=document.body.scrollLeft;
  }
  else if (document.documentElement && (document.documentElement.scrollTop || document.documentElement.scrollLeft)) {
  sleft=document.documentElement.scrollLeft;
  sdown=document.documentElement.scrollTop;
  }
  else {
  sdown=0;
  sleft=0;
  }
  }
   
  window.onresize=set_width;
  function set_width() {
  var sw_min=999999;
  var sh_min=999999;
  if (document.documentElement && document.documentElement.clientWidth) {
  if (document.documentElement.clientWidth>0) sw_min=document.documentElement.clientWidth;
  if (document.documentElement.clientHeight>0) sh_min=document.documentElement.clientHeight;
  }
  if (typeof(self.innerWidth)=='number' && self.innerWidth) {
  if (self.innerWidth>0 && self.innerWidth<sw_min) sw_min=self.innerWidth;
  if (self.innerHeight>0 && self.innerHeight<sh_min) sh_min=self.innerHeight;
  }
  if (document.body.clientWidth) {
  if (document.body.clientWidth>0 && document.body.clientWidth<sw_min) sw_min=document.body.clientWidth;
  if (document.body.clientHeight>0 && document.body.clientHeight<sh_min) sh_min=document.body.clientHeight;
  }
  if (sw_min==999999 || sh_min==999999) {
  sw_min=800;
  sh_min=600;
  }
  swide=sw_min;
  shigh=sh_min;
  }
   
  function createDiv(height, width) {
  var div=document.createElement("div");
  div.style.position="absolute";
  div.style.height=height+"px";
  div.style.width=width+"px";
  div.style.overflow="hidden";
  return (div);
  }
   
  function newColour() {
  var c=new Array();
  c[0]=255;
  c[1]=Math.floor(Math.random()*256);
  c[2]=Math.floor(Math.random()*(256-c[1]/2));
  c.sort(function(){return (0.5 - Math.random());});
  return ("rgb("+c[0]+", "+c[1]+", "+c[2]+")");
  }
// ]]></script>

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