/* Portfolio icon */
#menu-posts-portfolio .wp-menu-image {
    background: url(../images/admin-icon-rectangles.png) no-repeat 7px 2px !important;
}
#menu-posts-portfolio:hover .wp-menu-image, 
#menu-posts-portfolio.wp-has-current-submenu .wp-menu-image {
    background-position:7px -28px !important;
}
.icon32-posts-portfolio {
	background: url(../images/admin-icon-rectangles-32px.png) no-repeat !important;
}