body,table {
 font-family: Helvetica, Arial, sans-serif;
 font-size : 12px;
}

.menu {
 font-family: Helvetica, Arial, sans-serif;
 font-size : 13px;
 color: #51b648;
}

.sgi_blue {
 color: #0079c2;
}

.sgi_green {
 color: #48aa43;
}

a:link, a:active, a:visited  {
 text-decoration: none;
 color: #51b648;
}

a:hover {
  color: white;
  background: #51b648;
  text-decoration: underline;
}

.nav A:link {
  background: white;
}
.nav A:visited {
  background: white;
}
.nav A:active {
  background: white;
}
.nav A:hover {
  text-decoration: none;
}


.prog_table {
  width: 780; border-spacing: 2; border-width: 1px; border-style: solid; border-collapse: collapse;
}

.prog_table TD {
  border-width: 1px; border-style: solid; border-color: gray;
}

.prog_table TR {
  text-align: center;
}

.prog_header {
  background: #339900; font-weight: bold;
}

.prog_break {
  background: gainsboro;
}

.prog_social {
  background: #cc66cc; font-weight: bold;
}

.prog_session {
  color: #51b648; font-size: smaller;
}
.prog_topic {
  color: green; font-weight: bold;
}
.prog_speaker {
  font-size: smaller;
}


.header_table {
  width: 780; border-spacing: 2; border-width: 1px; border-style: solid; border-collapse: collapse;
}

.header_table TD {
  border-width: 1px; border-style: solid; border-color: gray;
}