var MENU_POS0 = new Array();
	// item sizes for different levels of menu
	MENU_POS0['height'] = [25, 25, 25];
	MENU_POS0['width'] = [120, 140, 160];
	// 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_POS0['block_top'] = [25, 24, 10];
	MENU_POS0['block_left'] = [250, 0, 120];
	// offsets between items of the same level
	MENU_POS0['top'] = [0, 24, 24];
	MENU_POS0['left'] = [119, 0, 0];
	// time in milliseconds before menu is hidden after cursor has gone out
	// of any items
	MENU_POS0['hide_delay'] = [200, 200, 200];
	// path to gif containing one transparent pixel
	MENU_POS0['pixel_path'] = '/images/spacer.gif';