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html 爱心特效代码

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0

Transitional//EN"><HTML><HEAD><TITLE> New Document

</TITLE><META NAME="Generator"

CONTENT="EditPlus"><META NAME="Author"

CONTENT=""><META NAME="Keywords" CONTENT=""><META

NAME="Description" CONTENT=""><style>html, body

{height: 100%;padding: 0;margin: 0;background:

#000;}canvas {position: absolute;width: 100%;height:

100%;}</style></HEAD>

<BODY><canvas id="pinkboard"></canvas><script>/**

Settings*/var settings = {particles: {length: 500,

// maximum amount of particlesduration: 2, //

particle duration in secvelocity: 100, // particle

velocity in pixels/seceffect: -0.75, // play with this

for a nice effectsize: 30, // particle size in

pixels},};

/** RequestAnimationFrame polyfill by Erik

Mö ller*/(function(){var b=0;var

c=["ms","moz","webkit","o"];for(var

a=0;a<c.length&&!window.requestAnimationFrame;++a){win

dow.requestAnimationFrame=window[c[a]+"RequestAnimatio

nFrame"];window.cancelAnimationFrame=window[c[a]+"Canc

elAnimationFrame"]||window[c[a]+"CancelRequestAnimatio

nFrame"]}if(!window.requestAnimationFrame){window.requ

estAnimationFrame=function(h,e){var d=new

Date().getTime();var f=Math.max(0,16-(d-b));var

g=window.setTimeout(function(){h(d+f)},f);b=d+f;return

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