.blu_bl:hover {  font-family: Arial, Helvetica, sans-serif;  color: #0000A0; font-weight: bold;}
.green_bl:hover {  font-family: Arial, Helvetica, sans-serif;  color: #2B5757; font-weight: bold;}
.un:hover {  font-family: Arial, Helvetica, sans-serif; text-decoration: underline }
.un_blu80:hover {  font-family: Arial, Helvetica, sans-serif; color: #000080; text-decoration: underline }
.un_green_bl:hover {  font-family: Arial, Helvetica, sans-serif; color: #2B5757; font-weight: bold; text-decoration: underline }
td.ruka:hover {
cursor:pointer;
}