var current_header_delay=9000;
var current_header_duration=6000;
var current_header_image=0;

$(document).ready(function(){
    setTimeout('header_image()',current_header_duration);
});


function header_image() {
    var next=current_header_image+1;
    if ($('#header0'+next).length==0) next=0;
    if (next>0 || current_header_image>0) header_image_show(next);
    
    setTimeout('header_image()', current_header_delay);
}

function header_image_show(id) {
    if ($('#header0'+current_header_image)) $('#header0'+current_header_image).fadeOut(current_header_duration);
    current_header_image=id;
    $('#header0'+current_header_image).fadeIn(current_header_duration);
}