xAddEventListener(window, 'load',
  function(){
    new xMenu6(	'xMenu6_1',		// ID string of the outermost UL.
				'xmMainUL', 	// className string that will be applied to the sUlId element.
				'xmSubUL', 		// className string that will be applied to all nested ULs.
				'xmLblLI', 		// className string that will be applied to all LIs which precede a nested UL (submenu). These are called 'labels'.
				'xmItmLI', 		// className string that will be applied to all LIs which do not precede a nested UL. These are called 'items'.
				'xmLblA', 		// className string that will be applied to all A elements in label LIs.
				'xmItmA',		// className string that will be applied to all A elements in item LIs.
               	'', 				// opt - The URL string of the 'plus' image file.
				'',					// opt - The URL string of the 'minus' image file.
               	'', 				// opt - The className string that will be applied to all plus/minus image elements.
				'0px', 				// opt - This should be a string, including units, suitable for assigning to 'style.paddingLeft' (for example: "2px"). If plus/minus images are being used, then sItmPadLeft can be used to control the 'indent' of 'A' items under their labels.
				false, 				// opt - Boolean. If true, only a click on a plus/minus image will open/close sub-menus. The label's 'A' becomes a regular link. If false or undefined, a click on either the image or the label's 'A' will open/close a sub-menu and the label does not become a link.
				'ActiveMenuItem');	// opt - String ID of A element which is the "active" item for the current page. If this is valid the menu will be auto-opened to this item.
  }, false
);