var b22=new Image()
var b21=new Image()
var b20=new Image()
var b19=new Image()
var b18=new Image()
var b17=new Image()
var b16=new Image()
var b15=new Image()
var b14=new Image()
var b13=new Image()
var b12=new Image()
var b11=new Image()
var b10=new Image()
var b9=new Image()
var b8=new Image()
var b7=new Image()
var b6=new Image()
var b5=new Image()
var b4=new Image()
var b3=new Image()
var b2=new Image()
var b1=new Image()

b1.src="img/fondos/05/01.jpg";//background image 1
b2.src="img/fondos/05/02.jpg";//background image 2
b3.src="img/fondos/05/03.jpg";//background image 3
b4.src="img/fondos/05/04.jpg";//background image 4
b5.src="img/fondos/05/05.jpg";//background image 5
b6.src="img/fondos/05/06.jpg";//background image 6
b7.src="img/fondos/05/07.jpg";//background image 7
b8.src="img/fondos/05/08.jpg";//background image 8
b9.src="img/fondos/05/09.jpg";//background image 9
b10.src="img/fondos/05/10.jpg";//background image 1
b11.src="img/fondos/05/11.jpg";//background image 2
b12.src="img/fondos/05/12.jpg";//background image 3
b13.src="img/fondos/05/13.jpg";//background image 4
b14.src="img/fondos/05/14.jpg";//background image 5
b15.src="img/fondos/05/15.jpg";//background image 6
b16.src="img/fondos/05/16.jpg";//background image 7
b17.src="img/fondos/05/17.jpg";//background image 8
b18.src="img/fondos/05/18.jpg";//background image 9
b19.src="img/fondos/05/19.jpg";//background image 6
b20.src="img/fondos/05/20.jpg";//background image 7
b21.src="img/fondos/05/21.jpg";//background image 8
b22.src="img/fondos/05/22.jpg";//background image 9

var pos=0;
function backhoe() {
pos=pos+1;
if(pos>22){pos=4;}
document.body.background=eval("b"+pos+".src");
setTimeout("backhoe()",10000);
}
setTimeout("backhoe()",0);