var hmimg = new Array();
hmimg[0] = 'fact1.jpg';
hmimg[1] = 'conservation.jpg';
hmimg[2] = 'fact2.jpg';
hmimg[3] = 'drawing.jpg';
hmimg[4] = 'fact3.jpg';
hmimg[5] = 'glades.jpg';
hmimg[6] = 'fact4.jpg';
hmimg[7] = 'drought.jpg';
hmimg[8] = 'fact5.jpg';
hmimg[9] = 'gpsweb.jpg';
hmimg[10] = 'audit.jpg';
hmimg[11] = 'audit2.jpg';


//  preload images
for (i=0;i<hmimg.length;i++) {
    pic1 = new Image();
    pic1.src = hmimg[i];
}

var Timer;
var r = 0;

Refresh();

function Refresh()
{
	r += 1;
	if (r > (hmimg.length-1)) { r = 0; }
	document.getElementById("pageheader").style.backgroundImage = "url(images2/" + hmimg[r] + ")";
    Timer = setTimeout("Refresh()",7000); //1000 = 1 second
}