.dropdown-submenu 
{
 position:relative;	
}
.dropdown-submenu > .dropdown.menu
{
	top: 0;
    left: 100%;
    margin-top: -6px;
    margin-left: -1px;
    
}
.dropdown-submenu:hover>.dropdown.menu
{
	display:block;	
}
.dropdown-submenu > a:after 
{
	display:block;
	content:" ";
	float:right;
	width:0;
	height:0;
	
}
.dropdown-submenu.pull-left
{
  float:none;
}