function SwapVisibleTR(obj) {
  if (document.getElementById(obj).style.display=='none') 
  {
    if (navigator.appName == 'Microsoft Internet Explorer') {
      document.getElementById(obj).style.display='block'
    } else {
      document.getElementById(obj).style.display='table-row'
    }
  } else {
    document.getElementById(obj).style.display='none'
  }
}

function SwapVisibleI(obj) {
  if (document.getElementById(obj).style.display=='none') 
  {
    document.getElementById(obj).style.display='inline'
  } else {
    document.getElementById(obj).style.display='none'
  }
}

function SwapVisibleB(obj) {
  if (document.getElementById(obj).style.display=='none') 
  {
    document.getElementById(obj).style.display='block'
  } else {
    document.getElementById(obj).style.display='none'
  }
}