$(document)
.ready(function(){
$("#right_menu")
.hover(function(){$(this).fadeTo("fast",0.8);},
	   function(){$(this).fadeTo("fast",0.5);}
	   );
	   /*
$("#subnavmenu li")
.hover(function(){$(this).children(".preview_text").slideDown(200);},
	   function(){$(".preview_text").slideUp(500);}
	  );	*/
});