function toggleProjects() {
 oProj = document.getElementById("projects");
 if (oProj.style.visibility == 'visible')
  oProj.style.visibility = 'hidden';
 else
  oProj.style.visibility = 'visible';
}

function showProjects() {
 document.getElementById("projects").style.visibility = 'visible';
 document.getElementById("projectsLink").style.color = '#257a92';
}

function hideProjects() {
document.getElementById("projects").style.visibility = 'hidden';
 document.getElementById("projectsLink").style.color = '#313131';
}

function unfade(id) {
  document.getElementById('t' + id).className = 'unfaded';
}

function refade(id) {
 if (id != curNum)
  document.getElementById('t' + id).className = 'faded';
}