#toplevel_page_DownloadPerPaypal div.wp-menu-image {
background: transparent url(downloadPerPaypal_logo_small.png) no-repeat 0 0;
}

#toplevel_page_DownloadPerPaypal:hover div.wp-menu-image,
#toplevel_page_DownloadPerPaypal.current div.wp-menu-image {
background: transparent url(downloadPerPaypal_logo_small.png) no-repeat scroll 0 -28px;
}

#icon-downloadPerPaypal {
background:url(downloadPerPaypal_logo_big.png) no-repeat transparent;
}

#icon-downloadPerPaypal:hover {
background-position: 0 -36px;
}