GavriK595, и так не хочет...
#header #user_links a {
display: inline-block;
padding: 4px 10px;
-moz-border-radius: 10px;
-webkit-border-radius: 10px;
border-radius: 10px;
background: #262626; /* old browsers */
background: #ffffff url( images/background_login.jpg ); /* firefox */
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#4a85b5), color-stop(100%,#205889)); /* webkit */
text-shadow: none;
color: #d4d4d4;
margin-right: 5px;
}
#header #user_links a:hover {
background: #565656;
color: #fff;
}