if (document.images) { // Preloaded images
demo1 = new Image();
demo1.src = "images/head/head1.jpg";

demo2 = new Image();
demo2.src = "images/head/head2.jpg";

demo3 = new Image();
demo3.src = "images/head/head3.jpg";

demo4 = new Image();
demo4.src = "images/head/head4.jpg";

demo5 = new Image();
demo5.src = "images/head/head5.jpg";

demo6 = new Image();
demo6.src = "images/head/head6.jpg";

demo7 = new Image();
demo7.src = "images/head/head7.jpg";

demo8 = new Image();
demo8.src = "images/head/head8.jpg";

demo9 = new Image();
demo9.src = "images/head/head9.jpg";

demo10 = new Image();
demo10.src = "images/head/head10.jpg";

demo11 = new Image();
demo11.src = "images/head/head11.jpg";

demo12 = new Image();
demo12.src = "images/head/head12.jpg";
}

function timeimgs(numb) { // Reusable timer
thetimer = setTimeout("imgturn('" +numb+ "')", 3000);
}

function imgturn(numb) { // Reusable image turner
if (document.images) {

if (numb == "12") { // This will loop the image
document["demo"].src = eval("demo12.src");
timeimgs('1');
}

else { document["demo"].src = eval("demo" + numb + ".src");

timeimgs(numb = ++numb);
}
}
}