function openClaim(lang) {
  switch (lang) {
   case "de":
    document.getElementById('hpnav_de').style.display="none";
    document.getElementById('hpnav_de_claim').style.display="block";
    break;
   case "fr":
    document.getElementById('hpnav_fr').style.display="none";
    document.getElementById('hpnav_fr_claim').style.display="block";
    break;
   case "it":
    document.getElementById('hpnav_it').style.display="none";
    document.getElementById('hpnav_it_claim').style.display="block";
    break;
  }
}

function closeClaim(lang) {
  switch (lang) {
   case "de":
    document.getElementById('hpnav_de').style.display="block";
    document.getElementById('hpnav_de_claim').style.display="none";
    break;
   case "fr":
    document.getElementById('hpnav_fr').style.display="block";
    document.getElementById('hpnav_fr_claim').style.display="none";
    break;
   case "it":
    document.getElementById('hpnav_it').style.display="block";
    document.getElementById('hpnav_it_claim').style.display="none";
    break;
  }
}

function changeIcon(id,color) {
   document.getElementById('pos_' + id).src = "img/icon_" + id + "_" + color + ".gif";
}

function changeIconGlossary(id,pos,color) {
   document.getElementById('pos_' + pos).src = "img/icon_" + id + "_" + color + ".gif";
}

function overNav(num) {
  document.getElementById('p' + num).src = "img/punkt_rot.gif";
}

function outNav(num) {
  document.getElementById('p' + num).src = "img/punkt_grau.gif";
}

function showNavsel() {
  document.getElementById('navsel').style.background="url(img/punkt_grau.gif) no-repeat left";  
  document.getElementById('navsel').style.color="#96969A";  
}

function hideNavsel() {
  document.getElementById('navsel').style.background="url(img/punkt_rot.gif) no-repeat left";  
  document.getElementById('navsel').style.color="#B90038"; 
}

function overMenu(navid) {
   document.getElementById(navid).src = "img/punkt_rot.gif";
}

function outMenu(navid) {
  document.getElementById(navid).src = "img/punkt_grau.gif";
}

function overSubmenu(navid) {
   document.getElementById(navid).src = "img/punkt_rot_kl.gif";
}

function outSubmenu(navid) {
  document.getElementById(navid).src = "img/punkt_grau_kl.gif";
}

function selQuiz(num) {
  // hidden-formularfeld füllen
  equiz = "equiz" + num;
  document.getElementById(equiz).innerHTML = "<a href='javascript:clearQuiz(" + num + ");'><img src='img/punkt_rot.gif' width='22' height='22' border=0 /></a>";
  switch(num) {
   case 1:
    this.document.quizform.quiz1.value = "1";
    break;
   case 2:
    this.document.quizform.quiz2.value = "1";
    break;
   case 3:
    this.document.quizform.quiz3.value = "1";
    break;
   case 4:
    this.document.quizform.quiz4.value = "1";
    break;
  }
}

function clearQuiz(num) {
  // hidden-formularfeld löschen
  equiz = "equiz" + num;
  document.getElementById(equiz).innerHTML = "<a href='javascript:selQuiz(" + num + ");'  onMouseOver='overQuiz(" + num + ")' onMouseOut='outQuiz(" + num + ")'><img src='img/punkt_leer.gif' width='22' height='22' border=0 id='eq" + num + "' /></a>";
  switch(num) {
   case 1:
    this.document.quizform.quiz1.value = "0";
    break;
   case 2:
    this.document.quizform.quiz2.value = "0";
    break;
   case 3:
    this.document.quizform.quiz3.value = "0";
    break;
   case 4:
    this.document.quizform.quiz4.value = "0";
    break;
  }
}

function selQuizEO(num,relnum) {
  // hidden-formularfeld füllen (num))
  // hidden-formularfeld löschen (relnum)
  equiz_num    = "equiz" + num;
  equiz_relnum = "equiz" + relnum;
  document.getElementById(equiz_num).innerHTML = "<img src='img/punkt_rot.gif' width='22' height='22' border=0 />";
  document.getElementById(equiz_relnum).innerHTML = "<a href='javascript:selQuizEO(" + relnum + "," + num + ");' onMouseOver='overQuiz(" + num + ")' onMouseOut='outQuiz(" + num + ")'><img src='img/punkt_leer.gif' width='22' height='22' border=0 id='eq" + num + "' /></a>";
  switch(num) {
   case 1:
    this.document.quizform.quiz1.value = "1";
    break;
   case 2:
    this.document.quizform.quiz2.value = "1";
    break;
   case 3:
    this.document.quizform.quiz3.value = "1";
    break;
   case 4:
    this.document.quizform.quiz4.value = "1";
    break;
  }
  switch(relnum) {
   case 1:
    this.document.quizform.quiz1.value = "0";
    break;
   case 2:
    this.document.quizform.quiz2.value = "0";
    break;
   case 3:
    this.document.quizform.quiz3.value = "0";
    break;
   case 4:
    this.document.quizform.quiz4.value = "0";
    break;
  }
}

function clearQuizEO(num,relnum) {
  // hidden-formularfeld löschen (num)
  // hidden-formularfeld füllen (relnum))
  equiz_num = "equiz" + num;
  equiz_relnum = "equiz" + relnum;
  document.getElementById(equiz_num).innerHTML = "<a href='javascript:selQuizEO(" + relnum + "," + num + ");'  onMouseOver='overQuiz(" + num + ")' onMouseOut='outQuiz(" + num + ")'><img src='img/punkt_leer.gif' width='22' height='22' border=0 id='eq" + num + "' /></a>";
  document.getElementById(equiz_relnum).innerHTML = "<img src='img/punkt_rot.gif' width='22' height='22' border=0 />";
  switch(num) {
   case 1:
    this.document.quizform.quiz1.value = "0";
    break;
   case 2:
    this.document.quizform.quiz2.value = "0";
    break;
   case 3:
    this.document.quizform.quiz3.value = "0";
    break;
   case 4:
    this.document.quizform.quiz4.value = "0";
    break;
  }
  switch(relnum) {
   case 1:
    this.document.quizform.quiz1.value = "1";
    break;
   case 2:
    this.document.quizform.quiz2.value = "1";
    break;
   case 3:
    this.document.quizform.quiz3.value = "1";
    break;
   case 4:
    this.document.quizform.quiz4.value = "1";
    break;
  }
}

function overQuiz(num) {
  document.getElementById('eq' + num).src = "img/punkt_rot.gif";
}

function outQuiz(num) {
  document.getElementById('eq' + num).src = "img/punkt_leer.gif";
}

function switchDiv(layer) {
  if (document.getElementById(layer).style.display == "block") {
	  document.getElementById(layer).style.display="none";
  }
  else {
	  document.getElementById(layer).style.display="block";
  }
}

function showSearch() {
   document.getElementById('search_text').style.display="none";
   document.getElementById('search_form').style.display="block";
}

function quizWeiter(frage1,frage2) {
  document.getElementById(frage1).style.display="none";
  document.getElementById(frage2).style.display="block";
}

function zaehlen() {
  max = 350;
  anz = document.formular.bericht.value.length+1;
  document.formular.anzeige.value = max - anz;
  if(anz >= max){
    alert('Maximum erreicht !!!');
  } 
}