function miniMenu(b) {
 switch (b) {
  case ("groups"): document.getElementById('minimenu02').style.display = "block";
   document.getElementById('minimenu01').style.display = "none";
   document.getElementById('minimenu03').style.display = "none";
   document.getElementById('minimenu04').style.display = "none";
   document.getElementById('minimenu05').style.display = "none";
   break
  case ("home"): document.getElementById('minimenu01').style.display = "block";
   document.getElementById('minimenu02').style.display = "none";
   document.getElementById('minimenu03').style.display = "none";
   document.getElementById('minimenu04').style.display = "none";
   document.getElementById('minimenu05').style.display = "none";
   break
  case ("events"): document.getElementById('minimenu05').style.display = "block";
   document.getElementById('minimenu01').style.display = "none";
   document.getElementById('minimenu02').style.display = "none";
   document.getElementById('minimenu03').style.display = "none";
   document.getElementById('minimenu04').style.display = "none";
   break
  case ("gallery"): document.getElementById('minimenu04').style.display = "block";
   document.getElementById('minimenu02').style.display = "none";
   document.getElementById('minimenu01').style.display = "none";
   document.getElementById('minimenu03').style.display = "none";
   document.getElementById('minimenu05').style.display = "none";
   break
  case ("projects"): document.getElementById('minimenu03').style.display = "block";
   document.getElementById('minimenu01').style.display = "none";
   document.getElementById('minimenu02').style.display = "none";
   document.getElementById('minimenu04').style.display = "none";
   document.getElementById('minimenu05').style.display = "none";
   break
 };

 document.getElementById('projectsbutton').src = "../images/iprojectsbutton-" + b + ".jpg";
 document.getElementById('groupsbutton').src = "../images/igroupsbutton-" + b + ".jpg";
 document.getElementById('homebutton').src = "../images/ihomebutton-" + b + ".jpg";
 document.getElementById('eventsbutton').src = "../images/ieventsbutton-" + b + ".jpg";
 document.getElementById('gallerybutton').src = "../images/igallerybutton-" + b + ".jpg";
 document.getElementById('bannerpicture').src = "../images/imenupic01-" + b + ".jpg";
 document.getElementById('secondbannerpart').src = "../images/ibanner03-" + b + ".jpg"
};