简单的网页鼠标跟随代码.doc

放入标签中就OKhtml overflow: hidden;body position: absolute;height: 100%;width: 100%;margin:0;padding:0;#screen background:#000;position: absolute;width: 100%;height: 100%;#screen span background: #fff;font-size: 0;overflow: hidden;width: 2px;height: 2px; var Follow = function () var $ = function (i) return document.getElementById(i),addEvent = function (o, e, f) o.addEventListener ? o.addEventListener(e, f, false) : o.attachEvent(on+e, function()f.call(o),OBJ = , sp, rs, N = 0, m;var init = function (id, config) this.config = config | ;this.obj = $(id);sp = this.config.speed | 4;rs = this.config.animR | 1;m = x: $(id).offsetWidth * .5, y: $(id).offsetHeight * .5;this.setXY();this.start();totype = setXY : function () var _this = this;addEvent(this.obj, mousemove, function (e) e = e | window.event;m.x = e.clientX;m.y = e.clientY;),start : function () var k = 180 / Math.PI, OO, o, _this = this, fn = this.config.fn;OBJN+ = OO = new CObj(null, 0, 0);for(var i=0;i360;i+=20)var O = OO;for(var j=10; j35; j+=1)var x = fn(i, j).x,y = fn(i, j).y;OBJN+ = o = new CObj(O , x, y);O = o;setInterval(function() for (var i = 0; i N; i+) OBJi.run();, 16);var CObj = function (p, cx, cy) var obj = document.createElement(span);this.css = obj.style;this.css.position = absolute;this.css.left = -1000px;this.css.zIndex = 1000 - N;document.getElementById(screen).appendChild(obj);this.ddx = 0;this.ddy = 0;this.PX = 0;this.PY = 0;this.x = 0;this.y = 0;this.x0 = 0;this.y0 = 0;this.cx = cx;this.cy = cy;this.parent = p;COtotype.run = function () if (!this.parent) this.x0 = m.x;this.y0 = m.y; else this.x0 = this.parent.x;this.y0 = this.parent.y;this.x = this.PX += (this.ddx += (this.x0 - this.PX - this.ddx) + this.cx) / rs) / sp;this.y = this.PY += (this.ddy += (this.y0 - this.PY - this.ddy) + this.cy) / rs) / sp;this.css.left = Math.round(this.x) + px;this.css.top = Math.round(this.y) + px;return init;();new F