var showmenu_lastmenu = 0
function showmenu(showmenu_id) {
	if (showmenu_lastmenu != 0) document.getElementById('men_' + showmenu_lastmenu).style.visibility = 'hidden';
	if (showmenu_id != 0) document.getElementById('men_' + showmenu_id).style.visibility = 'visible';
	showmenu_lastmenu = showmenu_id
}

var fontsize_add = 0;
function fontsize() {
	fontsize_add = (fontsize_add + 2) % 4;
	fontsize_dum = new Image();
	fontsize_dum.src = 'size.asp?s=' + fontsize_add + '&r=' + Math.random(10);
	for (fontsize_l = 0; fontsize_l < 5; fontsize_l++) {
		document.styleSheets(0).rules(fontsize_l).style.fontSize = (11 + fontsize_add) + 'px'
	}
}

var addr_int, addr_prev = 2
function addroll() {
	document.all['add_' + (addr_prev + 1)].style.display = 'none';
	addr_prev = ((addr_prev + 1) % 3);
	document.all['add_' + (addr_prev + 1)].style.display = 'inline'
}

function pageload() {
	addroll();
	addr_int = window.setInterval('addroll()', 5000);
}