//1.雪花
//2.线条
//3.社会主义核心价值观（可自定义，里面的文字换成其他就会显示你输入的文字了）
<!--雪花-->
<script>
(function($){
    $.fn.snow=function(options){
        var $flake=$('<div />')
            .css({
                'position':'fixed',//'absolute',
                'top':'-50px',
                'z-index':'1000'
                })
            .html('&#10052;');
        var documentHeight=document.documentElement.clientHeight;//$(document).height();
        var documentWidth=$(document).width();
        var defaults={minSize:10,maxSize:20,newOn:500,flakeColor:"#FFFFFF"};
        var options=$.extend({},defaults,options);
        var interval=setInterval(function(){
            var startPositionLeft=Math.random()*documentWidth-100;
            var startOpacity=0.5+Math.random();
            var sizeFlake=options.minSize+Math.random()*options.maxSize;
            var endPositionTop=documentHeight-40;
            var endPositionLeft=startPositionLeft-100+Math.random()*200;
            var durationFall=documentHeight*10+Math.random()*5000;
            $flake.clone()
                  .appendTo('body')
                  .css({
                        left:startPositionLeft,
                        opacity:startOpacity,
                        'font-size':sizeFlake,
                        color:options.flakeColor
                      })
                  .animate({
                            top:endPositionTop,
                            left:endPositionLeft,
                            opacity:0.2
                        },
                        durationFall,
                        'linear',
                        function(){
                            $(this).remove();
                        });
        },options.newOn);
    };
})(jQuery); 


$.fn.snow({ minSize: 10, maxSize: 50, newOn: 1000, flakeColor: '#ccc'});
</script>
<!--雪花-->



<!--线条随鼠标流动-->
<script>
!function(){
 function n(n,e,t){
 return n.getAttribute(e)||t
 }
 function e(n){
 return document.getElementsByTagName(n)
 }
 function t(){
 var t=e("script"),o=t.length,i=t[o-1];
 return{
 l:o,z:n(i,"zIndex",-1),o:n(i,"opacity",.5),c:n(i,"color","0,0,0"),n:n(i,"count",99)
 }
 }
 function o(){
 a=m.width=window.innerWidth||document.documentElement.clientWidth||document.body.clientWidth,
 c=m.height=window.innerHeight||document.documentElement.clientHeight||document.body.clientHeight
 }
 function i(){
 r.clearRect(0,0,a,c);
 var n,e,t,o,m,l;
 s.forEach(function(i,x){
 for(i.x+=i.xa,i.y+=i.ya,i.xa*=i.x>a||i.x<0?-1:1,i.ya*=i.y>c||i.y<0?-1:1,r.fillRect(i.x-.5,i.y-.5,1,1),e=x+1;e<u.length;e++)n=u[e],
 null!==n.x&&null!==n.y&&(o=i.x-n.x,m=i.y-n.y,
 l=o*o+m*m,l<n.max&&(n===y&&l>=n.max/2&&(i.x-=.03*o,i.y-=.03*m),
 t=(n.max-l)/n.max,r.beginPath(),r.lineWidth=t/2,r.strokeStyle="rgba("+d.c+","+(t+.2)+")",r.moveTo(i.x,i.y),r.lineTo(n.x,n.y),r.stroke()))
 }),
 x(i)
 }
 var a,c,u,m=document.createElement("canvas"),
 d=t(),l="c_n"+d.l,r=m.getContext("2d"),
x=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||
 function(n){
 window.setTimeout(n,1e3/45)
 },
 w=Math.random,y={x:null,y:null,max:2e4};m.id=l,m.style.cssText="position:fixed;top:0;left:0;z-index:"+d.z+";opacity:"+d.o,e("body")[0].appendChild(m),o(),window.onresize=o,
 window.onmousemove=function(n){
 n=n||window.event,y.x=n.clientX,y.y=n.clientY
 },
 window.onmouseout=function(){
 y.x=null,y.y=null
 };
 for(var s=[],f=0;d.n>f;f++){
 var h=w()*a,g=w()*c,v=2*w()-1,p=2*w()-1;s.push({x:h,y:g,xa:v,ya:p,max:6e3})
 }
 u=s.concat([y]),
 setTimeout(function(){i()},100)
 }();
 </script>
 <!--线条随鼠标流动-->

 

 <!--鼠标点击弹出社会主义核心价值观-->
 <script type="text/javascript">
 var a_idx = 0;
 jQuery(document).ready(function($) {
     $("body").click(function(e) {
         var a = new Array("❤富强❤","❤民主❤","❤文明❤","❤和谐❤","❤自由❤","❤平等❤","❤公正❤","❤法治❤","❤爱国❤","❤敬业❤","❤诚信❤","❤友善❤");
         var $i = $("<span></span>").text(a[a_idx]);
         a_idx = (a_idx + 1) % a.length;
         var x = e.pageX,
         y = e.pageY;
         $i.css({
             "z-index": 999999999999999999999999999999999999999999999999999999999999999999999,
             "top": y - 20,
             "left": x,
             "position": "absolute",
             "font-weight": "bold",
             "color": "rgb("+~~(255*Math.random())+","+~~(255*Math.random())+","+~~(255*Math.random())+")"
         });
         $("body").append($i);
         $i.animate({
             "top": y - 180,
             "opacity": 0
         },
         1500,
         function() {
             $i.remove();
         });
     });
 });
 </script>
<!--鼠标点击弹出社会主义核心价值观-->