// JScript 文件

//可设置漂浮图片是否为FLASH以及显示大小
var brOK=false;
var mie=false;
var vmin=2;
var vmax=5;
var vr=1;
var timer1;
var ads;
var isflash=0;      //是否为FLASH文件的漂浮 1=是 0=否
var pic="http://www.scserc.gov.cn/Editor/eWebeditor/uploadfile/20090928181843805.jpg";     //图片的地址
var alt="";     //鼠标放在图片上时显示的提示文字
var url="http://www.scserc.gov.cn/html/73/zt.html";  //图片链接的地址
var flashurl="#";   //FLASH文件的路径
var Wimg=329;     //图像的宽度
var Himg=123;     //图像的高度
function movechip(chipname)
{
if(brOK)
{
  eval("chip="+chipname);
  if(!mie)
  {
   pageX=window.pageXOffset;
   pageW=window.innerWidth;
   pageY=window.pageYOffset;
   pageH=window.innerHeight;
  }
  else
  {
   pageX=window.document.body.scrollLeft;
   pageW=window.document.body.offsetWidth-8;
   pageY=window.document.body.scrollTop;
   pageH=window.document.body.offsetHeight;
  }
  chip.xx=chip.xx+chip.vx;
  chip.yy=chip.yy+chip.vy;
  chip.vx+=vr*(Math.random()-0.5);
  chip.vy+=vr*(Math.random()-0.5);
  if(chip.vx>(vmax+vmin))  chip.vx=(vmax+vmin)*2-chip.vx;
  if(chip.vx<(-vmax-vmin)) chip.vx=(-vmax-vmin)*2-chip.vx;
  if(chip.vy>(vmax+vmin))  chip.vy=(vmax+vmin)*2-chip.vy;
  if(chip.vy<(-vmax-vmin)) chip.vy=(-vmax-vmin)*2-chip.vy;
  if(chip.xx<=pageX)
  {
   chip.xx=pageX;
   chip.vx=vmin+vmax*Math.random();
  }
  if(chip.xx>=pageX+pageW-chip.w)
  {
   chip.xx=pageX+pageW-chip.w;
   chip.vx=-vmin-vmax*Math.random();
  }
  if(chip.xx>=680)
  {
   chip.xx=chip.xx-20;
   chip.vx=-vmin-vmax*Math.random();
  }
  if(chip.yy<=pageY)
  {
   chip.yy=pageY;
   chip.vy=vmin+vmax*Math.random();
  }
  if(chip.yy>=pageY+pageH-chip.h)
  {
   chip.yy=pageY+pageH-chip.h;
   chip.vy=-vmin-vmax*Math.random();
  }
  if(!mie)
  {
   eval('document.'+chip.named+'.top ='+chip.yy);
   eval('document.'+chip.named+'.left='+chip.xx);
  }
  else
  {
   eval('document.all.'+chip.named+'.style.pixelLeft='+chip.xx);
   eval('document.all.'+chip.named+'.style.pixelTop ='+chip.yy);
  }
  chip.timer1=setTimeout("movechip('"+chip.named+"')",80);
}
}

function stopme(chipname)
{
if(brOK)
{
  eval("chip="+chipname);
  if(chip.timer1!=null)
  {
   clearTimeout(chip.timer1)
  }
}
}

function ads()
{
if(navigator.appName.indexOf("Internet Explorer")!=-1)
{
  if(parseInt(navigator.appVersion.substring(0,1))>=4) brOK=navigator.javaEnabled();mie=true;
}
if(navigator.appName.indexOf("Netscape")!=-1)
{
  if(parseInt(navigator.appVersion.substring(0,1))>=4) brOK=navigator.javaEnabled();
}
ads.named="ads";
ads.vx=vmin+vmax*Math.random();
ads.vy=vmin+vmax*Math.random();
ads.w=1;
ads.h=1;
ads.xx=0;
ads.yy=0;
ads.timer1=null;
movechip("ads");
}
document.write('<div id="ads" onmouseover=stopme("ads"); onmouseout=movechip("ads"); style="height:49px;left:178px;position:absolute;top:1237px;width:70px; z-index:1000">');
if (isflash>0)
{
document.write("<EMBED src='" + flashurl + "' quality=high  WIDTH='" + Wimg + "' HEIGHT='" + Himg + "' TYPE='application/x-shockwave-flash'></EMBED>");
}
else
{
document.write("<a href='" + url + "' target='_blank'>");
document.write("<img src='" + pic + "' alt='" + alt + "' border=0 width='" + Wimg + "' height='" + Himg + "'></a>");
}
document.write("</div>");
ads();















document.write('<div id="img" onMouseOver="clearInterval(interval)" onMouseOut="interval = setInterval('changePos()', delay)"; style="position: absolute; left: 311; top: 815;visibility :hidden;">');
if (isflash>0)
{
document.write("<EMBED src='" + flashurl + "' quality=high  WIDTH='" + Wimg + "' HEIGHT='" + Himg + "' TYPE='application/x-shockwave-flash'></EMBED>");
}
else
{
document.write("<a href='" + url + "' target='_blank'>");
document.write("<img src='" + pic + "' alt='" + alt + "' border=0 width='" + Wimg + "' height='" + Himg + "'></a>");
}
document.write("</div>");


var xPos = 20;//from mb5u.com
var yPos = document.body.clientHeight;
var step = 1;
var delay = 30;
var height = 0;
var Hoffset = 0;
var Woffset = 0;
var yon = 0;
var xon = 0;
var pause = true;
var interval;
img.style.top = yPos;
function changePos() {
width = document.body.clientWidth;
height = document.body.clientHeight;
Hoffset = img.offsetHeight;
Woffset = img.offsetWidth;
img.style.left = xPos + document.body.scrollLeft;
img.style.top = yPos + document.body.scrollTop;
if (yon) {
yPos = yPos + step;
}
else {
yPos = yPos - step;
}
if (yPos < 0) {
yon = 1;
yPos = 0;
}
if (yPos >= (height - Hoffset)) {
yon = 0;
yPos = (height - Hoffset);
}
if (xon) {
xPos = xPos + step;
}
else {
xPos = xPos - step;
}
if (xPos < 0) {
xon = 1;
xPos = 0;
}
if (xPos >= (width - Woffset)) {
xon = 0;
xPos = (width - Woffset);
}
}
function start() {
img.style.visibility = "visible";
interval = setInterval('changePos()', delay);
}
start();