// Moving Objects Script
// By Virtual_Max
// 
// Permission to use, copy, modify, and distribute this software and its documentation 
// for NON-COMMERCIAL purposes and  without fee is hereby granted provided that this 
// notice appears in all copies. 
//
// VIRTUAL MAX MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE 
// SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED 
// WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR 
// NON-INFRINGEMENT. VIRTUAL MAX SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY 
// LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR 
// ITS DERIVATIVES.


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();}
}
*/
function checkbrOK() {
	var zBrowser = "unknown";
  var ua = window.navigator.userAgent.toLowerCase();
	if(aname.indexOf("Microsoft")!=-1){
    mie=true;
    zBrowser = "Internet Explorer";
		if(aver>=4) brOK=navigator.javaEnabled();
  }
	if(aname.indexOf("Netscape")!=-1){
		if (ua.indexOf('firefox') != -1){
      zBrowser = 'firefox';
      brOK=navigator.javaEnabled();
    }else{
			zBrowser = "Netscape Navigator";  
			if(aver>=4) brOK=navigator.javaEnabled();
		}
	}
	if(aname.indexOf("Opera")!=-1){  
		zBrowser = "Opera";  
	  if(aver>=4) brOK=navigator.javaEnabled();
	}
//	alert("Browser="+zBrowser);
}
var vmin=2;
var vmax=5;
var vr=2;
var timer1;

function Chip(chipname,width,height)
{
	this.named=chipname;
	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 movechip(chipname)
{
	 if(brOK)
  {
		eval("chip="+chipname);
		if(document.layers)
		{
			pageX=window.pageXOffset;
			pageW=window.innerWidth;
			pageY=window.pageYOffset;
			pageH=window.innerHeight;
		}
		else if(document.all)
		{
			pageX=window.document.body.scrollLeft;
			pageW=window.document.body.offsetWidth-8;
			pageY=window.document.body.scrollTop;
			pageH=window.document.body.offsetHeight;
		}
		else if(!document.all && document.getElementById)
		{	
			pageX=window.pageXOffset;
			pageW=window.innerWidth;
			pageY=window.pageYOffset;
			pageH=window.innerHeight;
		}

		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.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(document.layers)
		{
			eval('document.'+chip.named+'.top ='+chip.yy);
			eval('document.'+chip.named+'.left='+chip.xx);
		} 
		else if(document.all)
		{
			eval('document.all.'+chip.named+'.style.pixelLeft='+chip.xx);
		  eval('document.all.'+chip.named+'.style.pixelTop ='+chip.yy); 
		}
		else if(!document.all && document.getElementById)
		{
			document.getElementById(chip.named).style.left = chip.xx + "px";
      document.getElementById(chip.named).style.top = chip.yy + "px"; 
		}
		chip.timer1=setTimeout("movechip('"+chip.named+"')",100);
  }
}

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

/*
Floating image script
By Virtual_Max (http://www.geocities.com/siliconvalley/lakes/8620)
*/
<!-- 
var chip1;
var chip2;
var chip3;
var chip4;
var chip5;
var chip6;
var chip7;
//add or delete more variables, depending on how many images you're using
function pagestart(chipCnt,imgWdth,imgHght)
{
	checkbrOK();
/*
	for(n=1;n<=chipCnt;n++){
		chipName='chip'+n;
		chip=new Chip(chipName,imgWdth,imgHght);
	}
*/
	
	chip1=new Chip("chip1",imgWdth,imgHght);
	chip2=new Chip("chip2",imgWdth,imgHght);
	chip3=new Chip("chip3",imgWdth,imgHght);
	if(chipCnt>3){
		chip4=new Chip("chip4",imgWdth,imgHght);
	}
	if(chipCnt>4){
		chip5=new Chip("chip5",imgWdth,imgHght);
	}
	if(chipCnt>5){
		chip6=new Chip("chip6",imgWdth,imgHght);
	}
	if(chipCnt>6){
		chip7=new Chip("chip7",imgWdth,imgHght);
	}
 //add or delete more of the above, depending on how many images you're using
	if(brOK) {
		movechip("chip1");
		movechip("chip2");
		movechip("chip3");
	}
	if(chipCnt>3){
		movechip("chip4");
	}
	if(chipCnt>4){
		movechip("chip5");
	}
	if(chipCnt>5){
		movechip("chip6");
	}
	if(chipCnt>6){
		movechip("chip7");
	}
     //add or delete more of the above, depending on how many images you're using
}