// generic toggle replace XX with speakers initials
function toggleXX_bio() {
  if(document.getElementById("XX_bio").style.display == "none" ) {
    document.getElementById("XX_bio").style.display = "";
  }
  else {
    document.getElementById("XX_bio").style.display = "none";
  }
}


function toggleXX_topic() {
  if(document.getElementById("XX_topic").style.display == "none" ) {
    document.getElementById("XX_topic").style.display = "";
  }
  else {
    document.getElementById("XX_topic").style.display = "none";
  }
}


function toggleXX_time() {
  if(document.getElementById("XX_time").style.display == "none" ) {
    document.getElementById("XX_time").style.display = "";
  }
  else {
    document.getElementById("XX_time").style.display = "none";
  }
}







// stuart kiser
function togglesk_bio() {
  if(document.getElementById("sk_bio").style.display == "none" ) {
    document.getElementById("sk_bio").style.display = "";
  }
  else {
    document.getElementById("sk_bio").style.display = "none";
  }
}


function togglesk_topic() {
  if(document.getElementById("sk_topic").style.display == "none" ) {
    document.getElementById("sk_topic").style.display = "";
  }
  else {
    document.getElementById("sk_topic").style.display = "none";
  }
}


function togglesk_time() {
  if(document.getElementById("sk_time").style.display == "none" ) {
    document.getElementById("sk_time").style.display = "";
  }
  else {
    document.getElementById("sk_time").style.display = "none";
  }
}


<script type="text/javascript">
<!--
    function toggle_visibility(id) {
       var e = document.getElementById(id);
       if(e.style.display == 'block')
          e.style.display = 'none';
       else
          e.style.display = 'block';
    }
//-->
</script>








// hanson fong hf
function togglehf_bio() {
  if(document.getElementById("hf_bio").style.display == "none" ) {
    document.getElementById("hf_bio").style.display = "";
  }
  else {
    document.getElementById("hf_bio").style.display = "none";
  }
}


function togglehf_topic() {
  if(document.getElementById("hf_topic").style.display == "none" ) {
    document.getElementById("hf_topic").style.display = "";
  }
  else {
    document.getElementById("hf_topic").style.display = "none";
  }
}


function togglehf_time() {
  if(document.getElementById("hf_time").style.display == "none" ) {
    document.getElementById("hf_time").style.display = "";
  }
  else {
    document.getElementById("hf_time").style.display = "none";
  }
}






// Maria Bernal sponsored by Nikon   mb
function togglemb_bio() {
  if(document.getElementById("mb_bio").style.display == "none" ) {
    document.getElementById("mb_bio").style.display = "";
  }
  else {
    document.getElementById("mb_bio").style.display = "none";
  }
}


function togglemb_topic() {
  if(document.getElementById("mb_topic").style.display == "none" ) {
    document.getElementById("mb_topic").style.display = "";
  }
  else {
    document.getElementById("mb_topic").style.display = "none";
  }
}


function togglemb_time() {
  if(document.getElementById("mb_time").style.display == "none" ) {
    document.getElementById("mb_time").style.display = "";
  }
  else {
    document.getElementById("mb_time").style.display = "none";
  }
}



// Andre Constantini sponsored by Tamron  ac
function toggleac_bio() {
  if(document.getElementById("ac_bio").style.display == "none" ) {
    document.getElementById("ac_bio").style.display = "";
  }
  else {
    document.getElementById("ac_bio").style.display = "none";
  }
}


function toggleac_topic() {
  if(document.getElementById("ac_topic").style.display == "none" ) {
    document.getElementById("ac_topic").style.display = "";
  }
  else {
    document.getElementById("ac_topic").style.display = "none";
  }
}


function toggleac_time() {
  if(document.getElementById("ac_time").style.display == "none" ) {
    document.getElementById("ac_time").style.display = "";
  }
  else {
    document.getElementById("ac_time").style.display = "none";
  }
}

// David Piazza sponsored by Westcott  dp
function toggledp_bio() {
  if(document.getElementById("dp_bio").style.display == "none" ) {
    document.getElementById("dp_bio").style.display = "";
  }
  else {
    document.getElementById("dp_bio").style.display = "none";
  }
}


function toggledp_topic() {
  if(document.getElementById("dp_topic").style.display == "none" ) {
    document.getElementById("dp_topic").style.display = "";
  }
  else {
    document.getElementById("dp_topic").style.display = "none";
  }
}


function toggledp_time() {
  if(document.getElementById("dp_time").style.display == "none" ) {
    document.getElementById("dp_time").style.display = "";
  }
  else {
    document.getElementById("dp_time").style.display = "none";
  }
}

// Ron Wyatt sponsored by Sigma   rw
function togglerw_bio() {
  if(document.getElementById("rw_bio").style.display == "none" ) {
    document.getElementById("rw_bio").style.display = "";
  }
  else {
    document.getElementById("rw_bio").style.display = "none";
  }
}


function togglerw_topic() {
  if(document.getElementById("rw_topic").style.display == "none" ) {
    document.getElementById("rw_topic").style.display = "";
  }
  else {
    document.getElementById("rw_topic").style.display = "none";
  }
}


function togglerw_time() {
  if(document.getElementById("rw_time").style.display == "none" ) {
    document.getElementById("rw_time").style.display = "";
  }
  else {
    document.getElementById("rw_time").style.display = "none";
  }
}

// Morne Sherry sponsored by Nik Filters     ms
function togglems_bio() {
  if(document.getElementById("ms_bio").style.display == "none" ) {
    document.getElementById("ms_bio").style.display = "";
  }
  else {
    document.getElementById("ms_bio").style.display = "none";
  }
}


function togglems_topic() {
  if(document.getElementById("ms_topic").style.display == "none" ) {
    document.getElementById("ms_topic").style.display = "";
  }
  else {
    document.getElementById("ms_topic").style.display = "none";
  }
}


function togglems_time() {
  if(document.getElementById("ms_time").style.display == "none" ) {
    document.getElementById("ms_time").style.display = "";
  }
  else {
    document.getElementById("ms_time").style.display = "none";
  }
}

// Kirk Tuck sponsored by Precision Camera    kt
function togglekt_bio() {
  if(document.getElementById("kt_bio").style.display == "none" ) {
    document.getElementById("kt_bio").style.display = "";
  }
  else {
    document.getElementById("kt_bio").style.display = "none";
  }
}


function togglekt_topic() {
  if(document.getElementById("kt_topic").style.display == "none" ) {
    document.getElementById("kt_topic").style.display = "";
  }
  else {
    document.getElementById("kt_topic").style.display = "none";
  }
}


function togglekt_time() {
  if(document.getElementById("kt_time").style.display == "none" ) {
    document.getElementById("kt_time").style.display = "";
  }
  else {
    document.getElementById("kt_time").style.display = "none";
  }
}

// Lens Baby     lb
function togglelb_bio() {
  if(document.getElementById("lb_bio").style.display == "none" ) {
    document.getElementById("lb_bio").style.display = "";
  }
  else {
    document.getElementById("lb_bio").style.display = "none";
  }
}


function togglelb_topic() {
  if(document.getElementById("lb_topic").style.display == "none" ) {
    document.getElementById("lb_topic").style.display = "";
  }
  else {
    document.getElementById("lb_topic").style.display = "none";
  }
}


function togglelb_time() {
  if(document.getElementById("lb_time").style.display == "none" ) {
    document.getElementById("lb_time").style.display = "";
  }
  else {
    document.getElementById("lb_time").style.display = "none";
  }
}

// Griff Smith   gs

function togglegs_bio() 
{
  if(document.getElementById("gs_bio").style.display == "none" ) {
    document.getElementById("gs_bio").style.display = "";
  }
  else {
    document.getElementById("gs_bio").style.display = "none";
  }
}


function togglegs_topic() {
  if(document.getElementById("gs_topic").style.display == "none" ) {
    document.getElementById("gs_topic").style.display = "";
  }
  else {
    document.getElementById("gs_topic").style.display = "none";
  }
}


function togglegs_time() {
  if(document.getElementById("gs_time").style.display == "none" ) {
    document.getElementById("gs_time").style.display = "";
  }
  else {
    document.getElementById("gs_time").style.display = "none";
  }
}

// Quest Couch   qc

function toggleqc_bio() 
{
  if(document.getElementById("qc_bio").style.display == "none" ) {
    document.getElementById("qc_bio").style.display = "";
  }
  else {
    document.getElementById("qc_bio").style.display = "none";
  }
}


function toggleqc_topic() {
  if(document.getElementById("qc_topic").style.display == "none" ) {
    document.getElementById("qc_topic").style.display = "";
  }
  else {
    document.getElementById("qc_topic").style.display = "none";
  }
}


function toggleqc_time() {
  if(document.getElementById("qc_time").style.display == "none" ) {
    document.getElementById("qc_time").style.display = "";
  }
  else {
    document.getElementById("qc_time").style.display = "none";
  }
}



// Paul Mcaniff  pm

function togglepm_bio() 
{
  if(document.getElementById("pm_bio").style.display == "none" ) {
    document.getElementById("pm_bio").style.display = "";
  }
  else {
    document.getElementById("pm_bio").style.display = "none";
  }
}


function togglepm_topic() {
  if(document.getElementById("pm_topic").style.display == "none" ) {
    document.getElementById("pm_topic").style.display = "";
  }
  else {
    document.getElementById("pm_topic").style.display = "none";
  }
}


function togglepm_time() {
  if(document.getElementById("pm_time").style.display == "none" ) {
    document.getElementById("pm_time").style.display = "";
  }
  else {
    document.getElementById("pm_time").style.display = "none";
  }
}






// John Williamson jw

function togglejw_bio() 
{
  if(document.getElementById("jw_bio").style.display == "none" ) {
    document.getElementById("jw_bio").style.display = "";
  }
  else {
    document.getElementById("jw_bio").style.display = "none";
  }
}


function togglejw_topic() {
  if(document.getElementById("jw_topic").style.display == "none" ) {
    document.getElementById("jw_topic").style.display = "";
  }
  else {
    document.getElementById("jw_topic").style.display = "none";
  }
}


function togglejw_time() {
  if(document.getElementById("jw_time").style.display == "none" ) {
    document.getElementById("jw_time").style.display = "";
  }
  else {
    document.getElementById("jw_time").style.display = "none";
  }
}






// John Tseng

function togglejt_bio() 
{
  if(document.getElementById("jt_bio").style.display == "none" ) {
    document.getElementById("jt_bio").style.display = "";
  }
  else {
    document.getElementById("jt_bio").style.display = "none";
  }
}


function togglejt_topic() {
  if(document.getElementById("jt_topic").style.display == "none" ) {
    document.getElementById("jt_topic").style.display = "";
  }
  else {
    document.getElementById("jt_topic").style.display = "none";
  }
}


function togglejt_time() {
  if(document.getElementById("jt_time").style.display == "none" ) {
    document.getElementById("jt_time").style.display = "";
  }
  else {
    document.getElementById("jt_time").style.display = "none";
  }
}