.normal                    { font-size: 11px; font-family: Helvetica, SunSans-Regular, sans-serif; line-height: 14px ; letter-spacing: 0; }
.small { font-size: 9px; font-family: Helvetica, SunSans-Regular, sans-serif; line-height: 11px; }
.bigger { font-size: 12px; font-family: Helvetica, SunSans-Regular, sans-serif; line-height: 16px; letter-spacing: 0; }
.bigest { font-size: 14px; font-family: Helvetica, SunSans-Regular, sans-serif; line-height: 16px; letter-spacing: 0; }
.black { color: black; text-decoration: none; }
.black_underline { color: black; text-decoration: underline; }
.black_nounderline { text-decoration: none; }
.green { color: #0a0; text-decoration: none; }