if(navigator.appName != "Netscape")
	{
	var MENU_POS = new Array();
	// item sizes for different levels of menu
	MENU_POS["height"] = [20, 20, 20, 20, 20];
	// 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"] = [75, 20, 10, 10];
	// offsets between items of the same level
	MENU_POS["top"] = [0, 19, 19, 19];
	if(screen.width != 800)
		{
		MENU_POS["block_left"] = [50, 0, 130, 130];
		MENU_POS["width"] = [150, 150, 150, 150];
		MENU_POS["left"] = [150, 0, 0, 0];
		}
		else
		{
		MENU_POS["block_left"] = [15, 0, 110, 110];
		MENU_POS["width"] = [125, 125, 135, 125];
		MENU_POS["left"] = [125, 0, 0, 0];
		}
	// time in milliseconds before menu is hidden after cursor has gone out
	// of any items
	MENU_POS["hide_delay"] = [400, 400, 400, 400];
	// path to gif containing one transparent pixel
	MENU_POS["pixel_path"] = "pixel.gif";
	}
	else
	{

		var useragent = navigator.userAgent;
		var bName = (useragent.indexOf('Opera') > -1) ? 'Opera' : navigator.appName;
		var pos = useragent.indexOf('MSIE');

		if (bName == "Netscape") 
			{
			var bVer = useragent.substring(8);
			var pos = bVer.indexOf(" ");
			var bVer = bVer.substring(0, pos);
			}
		if (bName == "Netscape" && parseInt(navigator.appVersion) >= 5) 
			{
			var pos = useragent.lastIndexOf('/');
			var bVer = useragent.substring(pos + 1);
			}

		
		if (bName == "Netscape" && parseInt(navigator.appVersion) >= 5) 
			{
			var pos = useragent.lastIndexOf('/');
			var bVer = useragent.substring(pos + 1);
			}

		actVer = bVer.substring(0,1);


		if(actVer== 4)
			{
			var MENU_POS = new Array();
			// item sizes for different levels of menu
			MENU_POS["height"] = [16, 16, 16, 16];
			// 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"] = [86, 23, 8, 8];
			if(screen.width != 800)
				{
				MENU_POS["block_left"] = [90, 0, 115, 115];
				MENU_POS["width"] = [135, 135, 135, 135];
				MENU_POS["left"] = [135, 0, 0, 0];
				}
				else
				{
				MENU_POS["block_left"] = [30, 0, 125, 125];
				MENU_POS["width"] = [90, 135, 140, 130];
				MENU_POS["left"] = [130, 0, 0, 0 ];
				}
			// offsets between items of the same level
			MENU_POS["top"] = [0, 23, 23, 23];
			// time in milliseconds before menu is hidden after cursor has gone out
			// of any items
			MENU_POS["hide_delay"] = [400, 400,400, 400];
			// path to gif containing one transparent pixel
			MENU_POS["pixel_path"] = "pixel.gif";
			}
			else
			{
			var MENU_POS = new Array();
			// item sizes for different levels of menu
			MENU_POS["height"] = [20, 18, 18, 18];
			// 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"] = [75, 20, 8, 8];
			if(screen.width != 800)
				{
				MENU_POS["block_left"] = [90, 0, 115, 115];
				MENU_POS["width"] = [135, 135, 135, 135];
				MENU_POS["left"] = [135, 0, 0, 0];
				}
				else
				{
				MENU_POS["block_left"] = [10, 0, 125, 125];
				MENU_POS["width"] = [110, 135, 140, 130];
				MENU_POS["left"] = [130, 0, 0, 0 ];
				}
			// offsets between items of the same level
			MENU_POS["top"] = [0, 19, 19, 19];
			// time in milliseconds before menu is hidden after cursor has gone out
			// of any items
			MENU_POS["hide_delay"] = [400, 400,400, 400];
			// path to gif containing one transparent pixel
			MENU_POS["pixel_path"] = "pixel.gif";
			}
			
	}