// convert all characters to lowercase to simplify testing
 var agt=navigator.userAgent.toLowerCase();
 var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));

 if (is_ie) {
   var MENU_POS = new Array();
	// item sizes for different levels of menu
	MENU_POS['height'] = [22, 22, 22];
	MENU_POS['width'] = [122, 120, 120];
	// 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'] = [205, 0, 0];
	MENU_POS['block_left'] = [55, 100, 100];
	// offsets between items of the same level
	MENU_POS['top'] = [21, 21, 21];
	MENU_POS['left'] = [0, 0, 0];
	// time in milliseconds before menu is hidden after cursor has gone out
	// of any items
	MENU_POS['hide_delay'] = [200, 200, 200];
	// path to gif containing one transparent pixel
	MENU_POS['pixel_path'] = 'https://fairlady.websitewelcome.com/~fantasy/graphics/spacer.gif';
    }

 else {
   var MENU_POS = new Array();
	// item sizes for different levels of menu
	MENU_POS['height'] = [22, 22, 22];
	MENU_POS['width'] = [120, 120, 120];
	// 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'] = [205, 0, 0];
	MENU_POS['block_left'] = [55, 100, 100];
	// offsets between items of the same level
	MENU_POS['top'] = [21, 21, 21];
	MENU_POS['left'] = [0, 0, 0];
	// time in milliseconds before menu is hidden after cursor has gone out
	// of any items
	MENU_POS['hide_delay'] = [200, 200, 200];
	// path to gif containing one transparent pixel
	MENU_POS['pixel_path'] = 'https://fairlady.websitewelcome.com/~fantasy/graphics/spacer.gif';
    }