/***********************************************

* Floating image script- By Virtual_Max (http://www.geocities.com/siliconvalley/lakes/8620)

* Modified by Dynamic Drive for various improvements

* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code

***********************************************/





var vmin=2;

var vmax=5;

var vr=2;

var timer1;



function iecompattest(){

return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body

}



function Chip(chipname,width,height){

 this.named=chipname;

 this.vx=vmin+vmax*Math.random();

 this.vy=vmin+vmax*Math.random();

 this.w=width+20;

 this.h=height;

 this.xx=0;

 this.yy=0;

 this.timer1=null;

}



function movechip(chipname){

if (document.getElementById){

eval("chip="+chipname);

   if (window.innerWidth || window.opera){

		 pageX=window.pageXOffset;

     pageW=window.innerWidth-40;

     pageY=window.pageYOffset;

     pageH=window.innerHeight-20;

    }

   else if (document.body){

		 pageX=iecompattest().scrollLeft;

     pageW=iecompattest().offsetWidth-40;

     pageY=iecompattest().scrollTop;

     pageH=iecompattest().offsetHeight-20;

    } 



   chip.xx=chip.xx+chip.vx;

   chip.yy=chip.yy+chip.vy;

   

   chip.vx+=vr*(Math.random()-0.1);

   chip.vy+=vr*(Math.random()-0.1);

   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.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();

     }



document.getElementById(chip.named).style.left=chip.xx+"px";

document.getElementById(chip.named).style.top=chip.yy+"px";





   chip.timer1=setTimeout("movechip('"+chip.named+"')",100500);

  }

}