.M { position:relative; z-index:90; border-collapse:collapse;}
#nav {
	list-style: none;
  	margin-bottom:0px;
	margin-top:3px;
	padding: 0px;
  	background: url(/bitrix/templates/RVK_3COLUMN/images/bg_menu_top.jpg) repeat-x 0px -3px;
  	float: left;
  	width: auto;
  	z-index:100;
}
#nav li {
  float: left;
  position: relative;
  background: #7E9ABC;
  back\ground: none;
}
#nav li div { width: 100%;}

#nav li div ul {
	list-style: none;
	margin-left:0px; 
	margin-right:0px; 
	margin-bottom:0px;
	border-left: 1px solid #97B0C3; 
	border-right: 1px solid #97B0C3; 
	border-bottom: 1px solid #97B0C3;
	display: none;
	position: absolute;
	background: url(/bitrix/templates/RVK_3COLUMN/images/down_bg.jpg);
	padding: 0px 0;
	width: auto;
}

#nav li div ul li { width:auto;float: none;}
#nav li div ul li div  { width: auto; }
#nav li div ul li div ul { width: auto; }
#nav li div ul li div ul li { width: auto; padding: 0px 0px 0px 0px; min-width: 140px;}

#nav li a {
  color: #F0F2F5;
  text-decoration: none;
  display: block;
  font-size:17px;
  padding: 4px 10px;
  white-space: nowrap;
}

#nav_a li a { color:#283C6A; font-size:13px; display:block;}

#nav li a:hover {
  color: #fff;
}
#nav li:hover,
#nav li.jshover {
	background: url(/bitrix/templates/RVK_3COLUMN/images/1x1_menu.jpg) repeat-x top left;
}
#nav li div ul li:hover,
#nav li div ul li.jshover {
	background: #207DBC;
}

#nav li div ul li a {
  background: none;
}
#nav li:hover div ul,
#nav li.jshover div ul {
  display: block;
}
#nav li:hover div ul li ul,
#nav li.jshover div ul li ul {
  display: none;
  top: 0px;
  left: 100%;
}
#nav li:hover div ul li:hover ul,
#nav li.jshover div ul li.jshover ul {
  display: block;
}