var CONSTANTS = {
	events: {
		"NONE": 0,
		"ZOOM": 1,
		"DRAG": 2,
		"MARKER": 3,
		"LINK": 4
	},
	screenModes: {
		"NONE": 0,
		"HANDHELD": 1,
		"TABLET": 2,
		"DESKTOP": 3
	},
	viewModes: {
		"NONE": 0,
		"SIDE_BY_SIDE": 1,
		"STACKED": 2
	},
	panels: {
		// bitwise states
		"NONE":		(1 << 0),
		"MAP":		(1 << 1),
		"ADDRESS":	(1 << 2),
		"FILTER":	(1 << 3)
	},
	layout: {
		"PANEL_WIDTH_SIDE_BY_SIDE": 200,
		"PANEL_SIDE_PADDING": 10
	},
	maxResponseRows: 500
};