<item
	id       = "open"		// required, will generated automatically if empty
	type     = "buttonTwoState"	// required, item type
	img      = "open.gif"		// optional, icon for enabled item
	imgdis   = "open_dis.gif"	// optional, icon for disabled image
	text     = "Open"		// optional, item text
	title    = "Tooltip here"	// optional, tooltip for item
	enabled  = "false"		// optional, disable item
	hidden   = "true"		// optional, hide item
	action   = "function_name"	// optional, function name to exec on click
	selected = "true"		// optional, pressed on init
>
	// optional, userdata
	<userdata name="p1">value1</userdata>
	<userdata name="p2">value2</userdata>
</item>

{
	id:       "open"		// required, will generated automatically if empty
	type:     "buttonTwoState"	// required, item type
	img:      "open.gif"		// optional, icon for enabled item
	imgdis:   "open_dis.gif"	// optional, icon for disabled image
	text:     "Open"		// optional, item text
	title:    "Tooltip here"	// optional, tooltip for item
	enabled:  false			// optional, disable item
	hidden:   true			// optional, hide item
	action:   "function_name"	// optional, function name to exec on click
	selected: true			// optional, pressed on init
	userdata: {			// optional, userdata
		p1: "value1"		// userdara, name:value pairs
		p2: "value2"
	}
	
	// deprecated:
	
	img_disabled: "open_dis.gif"	// => imgdis:   "open_dis.gif"
	disabled:     true		// => enabled:  false
	pressed:      true		// => selected: true
}