当鼠标移动时有星星飘落

这篇教学是从淑慧の部落格搬来の~


1. Design => Page Elements => Add a Gadget => HTML /  Java Script

<script type="text/javascript">// <![CDATA[var colour="#666666";var sparkles=40;
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="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].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>

小提醒：

可以把 #666666 换成你喜欢の颜色代码 :D

按 Save 成功了 ~^^