var opacity = new Array()
var mdir = new Array();
var min_opacity = 90;
var max_opacity = 100;
var step = 1;
var delay = 50;
var maxmenus = 5;
var menu_width = 140;

function init()
{
	for(i=1; i<=maxmenus; i++){
		opacity[i]=max_opacity;
		mdir[i]=step;
	}
}

function do_menu(menu)
{
	for(i=1; i<=maxmenus; i++) {
		if(menu!=i && opacity[i]<max_opacity){
			mdir[i]=step;
			if(opacity[i]<=min_opacity)
				change_menu(i);
		}
	}
	mdir[menu]=-mdir[menu];
	if(opacity[menu]<=min_opacity || opacity[menu]>=max_opacity)
		change_menu(menu);
}

function change_menu(menu)
{
	opacity[menu]+=mdir[menu];
	document.all["menu_item"+menu].filters.alpha.opacity=opacity[menu];
	if(opacity[menu]>min_opacity && opacity[menu]<max_opacity)
		setTimeout("change_menu("+menu+")", delay);
}