pageTitle="figure";
	
xMin= 1 ;
xMax= 83 ;
x= 1 ;
var timer;



function preload(){
	new Image().src="images/"+pageTitle+"2.jpg";
	}

function next() {
	if(x==xMax){
		x=xMin;
	} else{
		x=x+1;
	}
	show();
}

function pre() {
    if(x==xMin){
		x=xMax;
	} else{
		x=x-1;
	}
	show();
}

function show() {
	document.getElementById('imageBox').style.backgroundImage="url(images/"+pageTitle+x+".jpg)";
	document.getElementById('number').firstChild.nodeValue=x+"�^"+xMax;
	
	if(x<xMax){
		y=x+1 ;
	new Image().src="images/"+pageTitle+y+".jpg";
		
	}
}
	
function auto() {
	if(x==xMax){
		x=xMin;
	} else{
		x=x+1;
	}
	show();
	clearTimeout(timer);
	timer=setTimeout("auto()",5000);
}// JavaScript Document