a {color: #003399;text-decoration:none;} 
 a:hover {color: #006666;text-decoration:none;} 
.home {color: #999999;text-decoration:none;} 
.home:hover {color: #666666;text-decoration:none;} 
.3 {color: #000099;text-decoration:none;} 
.3:hover {color: #0066CC;text-decoration:underline;}

.4 {color: #000099;text-decoration:none;} 
.4:hover {color: #CC0000;text-decoration:underline;}