function _dom_menu(menus)
{
	this.menus = menus;

	var left_part = this.objref('menu-faq');
	if ( left_part && left_part.style )
	{
		left_part.style.display = '';
	}
	this.pid = this.objref('pid');

	var menu = 0;
	if ( this.pid && this.pid.value && this.menus[this.pid.value] )
	{
		menu = this.pid.value;
	}
	this.set(this.menus[menu]);
	return this;
}
_dom_menu.prototype.objref = function(id)
{
	return document.getElementById ? document.getElementById(id) : (document.all ? document.all[id] : (document.layers ? document.layers[id] : null));
}
_dom_menu.prototype.cancel_event = function()
{
	if ( window.event )
	{
		window.event.cancelBubble = true;
	}
}
_dom_menu.prototype.set = function(menu)
{
	var object;
	var opt;

	for (i=0; i < this.menus.length; i++)
	{
		cur_menu = this.menus[i];
		if ( this.pid && (cur_menu == menu) )
		{
			this.pid.value = i;
		}
		object = this.objref(cur_menu);
		if ( object && object.style )
		{
			object.style.display = (cur_menu == menu) ? '' : 'none';
		}
		opt = this.objref(cur_menu + '_opt');
		if ( opt )
		{
			opt.className = (cur_menu == menu) ? 'menu-current' : '';
		}
	}
	this.cancel_event();
}