#navigation li ul {
	display: none;
}

#navigation li span {
	display: block;
	background: transparent url('/images/frontend/tri_c.gif') no-repeat top right;
	width: 148px;
}

#navigation li.open ul {
	display: block;
}

#navigation li.open span {
	background: transparent url('/images/frontend/tri_e.gif') no-repeat 100% 0;
}