Membuat Efek Salju Pada Pointer Mouse

Pernahkan Anda melihat pointer mouse yang digerakkan akan muncul efek salju? Pada kesempatan kali ini kita akan membahas Membuat Efek Salju Pada Pointer Mouse.

Sebagian orang beranggapan efek salju pada pointer mouse tidak perlu dipasang karena sedikit mempengaruhi loading blog, tapi sebagian lagi beranggapan perlu kita pasang agar tampilan blog jadi sedikit lebih menarik. Berikut langkah-langkah jika Anda penasaran ingin Membuat Efek Salju Pada Pointer Mouse :

1. Login akun blogger Anda. 
2. Pilih Tata Letak ---> Tambah Gadget ---> HTML/JavaScript 
3. Copy-Paste kode di bawah,
   <script type='text/javascript'> // <![CDATA[
   var colour="white";
   var sparkles=200;
   
   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";
   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";
   var rlef=createDiv(1, 5);
   var rdow=createDiv(5, 1);
   rats.appendChild(rlef);
   rats.appendChild(rdow);
   rlef.style.top="3px";
   rlef.style.left="0px";
   rdow.style.top="0px";
   rdow.style.left="3px";
   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].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;
   if (stary[i]<shigh+sdown) {
   star[i].style.top=stary[i]+"px";
   starx[i]+=(i%5-2)/5;
   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";
   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;
   if (tinyy[i]<shigh+sdown) {
   tiny[i].style.top=tinyy[i]+"px";
   tinyx[i]+=(i%5-2)/5;
   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) {
   set_scroll();
   y=(e)?e.pageY:event.y+sdown;
   x=(e)?e.pageX:event.x+sleft;
   }
   function set_scroll() {
   if (typeof(self.pageYOffset)=="number") {
   sdown=self.pageYOffset;
   sleft=self.pageXOffset;
   }
   else if (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() {
   if (typeof(self.innerWidth)=="number") {
   swide=self.innerWidth;
   shigh=self.innerHeight;
   }
   else if (document.documentElement && document.documentElement.clientWidth) {
   swide=document.documentElement.clientWidth;
   shigh=document.documentElement.clientHeight;
   }
   else if (document.body.clientWidth) {
   swide=document.body.clientWidth;
   shigh=document.body.clientHeight;
   }
   }
   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";
   div.style.backgroundColor=colour;
   return (div);
   }
   // ]]>
   </script>
   Keterangan :
   var colour="white" : warna efek salju yang akan ditampilkan, ubah sesuai keinginan Anda. 
4. Kemudian Simpan

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