window.onload=dropmenu;
function dropmenu(id) {
  var d = document.getElementById(id);
  for (var i = 1; i<=3; i++) {
    if (document.getElementById('hidden'+i)) {document.getElementById('hidden'+i).style.display='none';}
  }
  if (d) {d.style.display='block';}
}
function cclass() {
	document.getElementById("hit1").className='menuKlH';
	document.getElementById("hit2").className='menuRoz';
	document.getElementById("hit3").className='menuGal';
}
function cclass2() {
	document.getElementById("hit1").className='menuKl';
	document.getElementById("hit2").className='menuRozH';
	document.getElementById("hit3").className='menuGal';
}
function cclass4() {
	document.getElementById("hit1").className='menuKl';
	document.getElementById("hit2").className='menuRoz';
	document.getElementById("hit3").className='menuGalH';
}