//公共脚本文件 main.js
function addEvent(obj,evtType,func,cap){
 cap=cap||false;
 if(obj.addEventListener){
  obj.addEventListener(evtType,func,cap);
  return true;
 }else if(obj.attachEvent){
  if(cap){
obj.setCapture();
return true;
  }else{
return obj.attachEvent("on" + evtType,func);
  }
 }else{
  return false;
 }
}
function getPageScroll(){
 var xScroll,yScroll;
 if (self.pageXOffset) {
  xScroll = self.pageXOffset;
 } else if (document.documentElement && document.documentElement.scrollLeft){
  xScroll = document.documentElement.scrollLeft;
 } else if (document.body) {
  xScroll = document.body.scrollLeft;
 }
 if (self.pageYOffset) {
  yScroll = self.pageYOffset;
 } else if (document.documentElement && document.documentElement.scrollTop){
  yScroll = document.documentElement.scrollTop;
 } else if (document.body) {
  yScroll = document.body.scrollTop;
 }
 arrayPageScroll = new Array(xScroll,yScroll);
 return arrayPageScroll;
}
function GetPageSize(){
 var xScroll, yScroll;
 if (window.innerHeight && window.scrollMaxY) { 
  xScroll = document.body.scrollWidth;
  yScroll = window.innerHeight + window.scrollMaxY;
 } else if (document.body.scrollHeight > document.body.offsetHeight){
  xScroll = document.body.scrollWidth;
  yScroll = document.body.scrollHeight;
 } else {
  xScroll = document.body.offsetWidth;
  yScroll = document.body.offsetHeight;
 }
 var windowWidth, windowHeight;
 if (self.innerHeight) {
  windowWidth = self.innerWidth;
  windowHeight = self.innerHeight;
 } else if (document.documentElement && document.documentElement.clientHeight) {
  windowWidth = document.documentElement.clientWidth;
  windowHeight = document.documentElement.clientHeight;
 } else if (document.body) {
  windowWidth = document.body.clientWidth;
  windowHeight = document.body.clientHeight;
 } 
 if(yScroll < windowHeight){
  pageHeight = windowHeight;
 } else { 
  pageHeight = yScroll;
 }
 if(xScroll < windowWidth){ 
  pageWidth = windowWidth;
 } else {
  pageWidth = xScroll;
 }
 arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
 return arrayPageSize;
}
//广告脚本文件 AdMove.js
/*  
例子  
<div id="Div2">  
 ***** content ******  
</div>  
var ad=new AdMove("Div2");  
ad.Run();  
*/  
////////////////////////////////////////////////////////
var AdMoveConfig=new Object();
AdMoveConfig.IsInitialized=false;
AdMoveConfig.ScrollX=0;
AdMoveConfig.ScrollY=0;
AdMoveConfig.MoveWidth=0;
AdMoveConfig.MoveHeight=0;
AdMoveConfig.Resize=function(){
 var winsize=GetPageSize();
 AdMoveConfig.MoveWidth=winsize[2];
 AdMoveConfig.MoveHeight=winsize[3];
 AdMoveConfig.Scroll();
}
AdMoveConfig.Scroll=function(){
 var winscroll=getPageScroll();
 AdMoveConfig.ScrollX=winscroll[0];
 AdMoveConfig.ScrollY=winscroll[1];
}
addEvent(window,"resize",AdMoveConfig.Resize);
addEvent(window,"scroll",AdMoveConfig.Scroll);
function AdMove(id){
 if(!AdMoveConfig.IsInitialized){
  AdMoveConfig.Resize();
  AdMoveConfig.IsInitialized=true;
 }
 var obj=document.getElementById(id);
 obj.style.position="absolute";
 var W=AdMoveConfig.MoveWidth-obj.offsetWidth;
 var H=AdMoveConfig.MoveHeight-obj.offsetHeight;
 var x = W*Math.random(),y = H*Math.random();
 var rad=(Math.random()+1)*Math.PI/6;
 var kx=Math.sin(rad),ky=Math.cos(rad);
 var dirx = (Math.random()<0.5?1:-1), diry = (Math.random()<0.5?1:-1);
 var step = 1;
 var interval;
 this.SetLocation=function(vx,vy){x=vx;y=vy;}
 this.SetDirection=function(vx,vy){dirx=vx;diry=vy;}
 obj.CustomMethod=function(){
  obj.style.left = (x + AdMoveConfig.ScrollX) + "px";
  obj.style.top = (y + AdMoveConfig.ScrollY) + "px";
  rad=(Math.random()+1)*Math.PI/6;
  W=AdMoveConfig.MoveWidth-obj.offsetWidth;
  H=AdMoveConfig.MoveHeight-obj.offsetHeight;
  x = x + step*kx*dirx;
  if (x < 0){dirx = 1;x = 0;kx=Math.sin(rad);ky=Math.cos(rad);} 
  if (x > W){dirx = -1;x = W;kx=Math.sin(rad);ky=Math.cos(rad);}
  y = y + step*ky*diry;
  if (y < 0){diry = 1;y = 0;kx=Math.sin(rad);ky=Math.cos(rad);} 
  if (y > H){diry = -1;y = H;kx=Math.sin(rad);ky=Math.cos(rad);}
 }
 this.Run=function(){
  var delay = 25;//移动速度
  interval=setInterval(obj.CustomMethod,delay);
  obj.onmouseover=function(){clearInterval(interval);}
  obj.onmouseout=function(){interval=setInterval(obj.CustomMethod, delay);}
 }
}