var ns = navigator.appName == "Netscape";
	var maxWidth = top.screen.width;
	var curWidth = maxWidth;
	var smoke = 0;
	var clouds = 6;
	var smoket = new Array(clouds);
	var smokel = new Array(clouds);
	var smokew = new Array(clouds);
  	
	
	for(i=1;i<=6;i++)
	{
		smoket[i]=60;
		smokel[i]=curWidth;
		smokew[i]=84;
	}
	function movetrain()
	{
		if (ns)	{document['train'].left =curWidth;}
	    else{document.all['train'].style.left = curWidth;}
	
		if(curWidth%16==0)
		{

			smoke++; 
			smokel[smoke] = curWidth-15;
			smoket[smoke] = 60;
			smokew[smoke] = 84;
			for(i=1;i<=6;i++)
			{
				smokecloud = 'smoke' + i;			
				smoket[i]=smoket[i]-10;
				smokel[i]=smokel[i]+(60-smoket[i])^20;
				smokew[i]=smokew[i]+50;
				if (ns)	{				
					document[smokecloud].left = smokel[i];
					document[smokecloud].top = smoket[i];
					document[smokecloud].width = smokew[i];								
					}
				else{
					document.all[smokecloud].style.left = smokel[i];
					document.all[smokecloud].style.top = smoket[i];
					document.all[smokecloud].style.width = smokew[i];
					}				
			}			
			if(smoke>=clouds){smoke = 0;}
		}
				
		curWidth = curWidth - 20;
		if(curWidth<-250){curWidth = maxWidth;}
				
		setTimeout('movetrain()',200);
	}