/* --- geometry and timing of the menu --- */
var MENU_POS = new Array();

	// item sizes for different levels of menu
	MENU_POS['height']     = [20, 22, 22];
	MENU_POS['width']      = [65, 175, 185];

	// menu block offset from the origin:
	//  for root level origin is upper left corner of the page
	//  for other levels origin is upper left corner of parent item
	MENU_POS['block_top']  = [52, 19, 5];
	MENU_POS['block_left'] = [137, 0, 137];

	// offsets between items of the same level
	MENU_POS['top']        = [0, 21, 21];
	MENU_POS['left']       = [64, 0, 0];

	// time in milliseconds before menu is hidden after cursor has gone out
	// of any items
	MENU_POS['hide_delay'] = [000, 250, 200];

	// path to gif containing one transparent pixel
	MENU_POS['pixel_path'] = 'pixel.gif';