function load_page() {
    var par = window.location.hash;
	if (par != null) show_div(par.substring(1));
}

function show_div(n) {
	for (var i in document.all) { if (i.substring(0, 3)=='div') document.all.item(i).style.display='none';}
  	document.all.item(n).style.display='block';
}