// Script by Virtual_Max  www.geocities.com/siliconvalley/lakes/8620

var brOK=false; var mie=false;
var aver=parseInt(navigator.appVersion.substring(0,1));
var aname=navigator.appName;

function checkbrOK()
{if(aname.indexOf("Internet Explorer")!=-1)
   {if(aver>=4) brOK=navigator.javaEnabled();
    mie=true;
   }
 if(aname.indexOf("Netscape")!=-1)  
   {if(aver>=4) brOK=navigator.javaEnabled();}
}

var vmin=2; var vmax=5; var vr=2; var timer1;

function MT(MTname,width,height)
{this.named=MTname;
 this.vx=vmin+vmax*Math.random();
 this.vy=vmin+vmax*Math.random();
 this.w=width;
 this.h=height;
 this.xx=0; this.yy=0;
 this.timer1=null;
}

function moveMT(MTname)
{
 if(brOK)
  {eval("MT="+MTname);
   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;
     pageY=window.document.body.scrollTop;
     pageH=window.document.body.offsetHeight;
    } 

   MT.xx=MT.xx+MT.vx;
   MT.yy=MT.yy+MT.vy;
   
   MT.vx+=vr*(Math.random()-0.5);
   MT.vy+=vr*(Math.random()-0.5);
   if(MT.vx>(vmax+vmin))  MT.vx=(vmax+vmin)*2-MT.vx;
   if(MT.vx<(-vmax-vmin)) MT.vx=(-vmax-vmin)*2-MT.vx;
   if(MT.vy>(vmax+vmin))  MT.vy=(vmax+vmin)*2-MT.vy;
   if(MT.vy<(-vmax-vmin)) MT.vy=(-vmax-vmin)*2-MT.vy;

   if(MT.xx<=pageX)
     {MT.xx=pageX;
      MT.vx=vmin+vmax*Math.random();
     }
   if(MT.xx>=pageX+pageW-MT.w)
     {MT.xx=pageX+pageW-MT.w;
      MT.vx=-vmin-vmax*Math.random();
     }
   if(MT.yy<=pageY)
     {MT.yy=pageY;
      MT.vy=vmin+vmax*Math.random();
     }
   if(MT.yy>=pageY+pageH-MT.h)
     {MT.yy=pageY+pageH-MT.h;
      MT.vy=-vmin-vmax*Math.random();
     }

   if(!mie)
      {eval('document.'+MT.named+'.top ='+MT.yy);
       eval('document.'+MT.named+'.left='+MT.xx);
      } 
   else
      {eval('document.all.'+MT.named+'.style.pixelLeft='+MT.xx);
       eval('document.all.'+MT.named+'.style.pixelTop ='+MT.yy); 
      }
   MT.timer1=setTimeout("moveMT('"+MT.named+"')",100);
  }
}

function stopme(MTname)
{if(brOK)
  {//alert(MTname)
   eval("MT="+MTname);
   if(MT.timer1!=null)
    {clearMTimeout(MMT.timer1)}
  }
}