function scrollIntoView(a) {
  document.getElementsByName(a)[0].scrollIntoView(true);
  if (navigator.userAgent.indexOf("MSIE")==-1){
    document.getElementsByName(a)[0].parentNode.scrollTop-=20;
    }
  else {
    document.getElementsByName(a)[0].parentNode.scrollLeft=0;
    };
  };

function outDiv(e,divId) {
  if (!e) var e = window.event;
  var reltg = (e.relatedTarget) ? e.relatedTarget : e.toElement;
  while (reltg!=null && reltg.nodeName != 'BODY' && reltg.id != divId) reltg= reltg.parentNode;
  if (reltg== null || reltg.nodeName == 'BODY') return true; // Mouseout took place when mouse actually left layer
  return false;
  };

var deltaCollage=0; 
var shiftCollage=0;
var shiftCollagemin=0;
var slowstart=100;
var shiftre=0;
function moveCollage(){
  if(deltaCollage>0){
    if(shiftCollage<-1){ //-1 is nodig i.p.v. 0 vanwege foute verwerking van style-input na zoomen bij gecko-browsers
      shiftCollage=Math.min(0,shiftCollage+deltaCollage);  
      document.getElementById('collage').style.left=shiftCollage+'px';  
      var sb=Math.max(1,100+shiftCollage,slowstart);
      var s=Math.round(sb*(100+sb)/200)+9;
// shiftre=shiftre+deltaCollage/1.7; document.getElementById('rechterelementen').style.left=shiftre+'px';
      setTimeout("moveCollage()",s);
      }
    else{deltaCollage=0;};
    };
  if(deltaCollage<0){
    if(shiftCollage>shiftCollagemin+1){ //shiftCollagemin+1 is nodig i.p.v. shiftCollagemin vanwege foute verwerking van style-input na zoomen bij gecko-browsers
      shiftCollage=Math.max(shiftCollagemin,shiftCollage+deltaCollage);  
      document.getElementById('collage').style.left=shiftCollage+'px';  
      var sb=Math.max(1,100-shiftCollage+shiftCollagemin,slowstart);
      var s=Math.round(sb*(100+sb)/200)+9;
// shiftre=shiftre+deltaCollage/1.7; document.getElementById('rechterelementen').style.left=shiftre+'px';
      setTimeout("moveCollage()",s);
      }
    else{deltaCollage=0;};
    };
  slowstart=slowstart/1.5; 
  };
function startMovingCollage(delta){
  deltaCollage=delta;
  shiftCollage=document.getElementById('collage').offsetLeft;
  shiftre=document.getElementById('rechterelementen').offsetLeft;
  slowstart=100;
  shiftCollagemin=Math.round(-2000*vergrotingsfactor+windowWidth);
  setTimeout('moveCollage()',200);
  };

var actSmenu=-1; // submenutoestand -1: geen submenu open, 0: een submenu staat klaar op gesloten te worden, anders de id van het openstaande submenu
var actSSmenu=-1; //subsubmenutoestand

function showSmenu(smenu,nextto){
  if (nextto){
    document.getElementById(smenu).style.top=document.getElementById(nextto).offsetTop+document.getElementById('menuvlak').offsetTop+'px';
    document.getElementById(smenu).style.left=document.getElementById('menuvlak').offsetLeft+180+'px';
    };
  if (actSmenu==-1) {t=200} else {t=400};
  setTimeout("if(actSmenu=='"+smenu+"'){document.getElementById('"+smenu+"').style.visibility='visible'}",t);
  actSmenu=smenu;
  };

function hideSmenu(smenu){
  actSmenu=0;
  setTimeout("if(actSmenu!='"+smenu+"'){document.getElementById('"+smenu+"').style.visibility='hidden'}; if(actSmenu==0){actSmenu=-1}",400);
  };

function showSSmenu(smenu,nextto1,nextto2){
  if(nextto2){
    document.getElementById(smenu).style.top=document.getElementById(nextto1).offsetTop+document.getElementById(nextto2).offsetTop+'px';
    document.getElementById(smenu).style.left=document.getElementById('menuvlak').offsetLeft+183+document.getElementById(nextto1).offsetWidth+document.getElementById(nextto1).offsetLeft+'px';
    };
  if (actSSmenu==-1) {t=200} else {t=400};
  setTimeout("if(actSSmenu=='"+smenu+"'){document.getElementById('"+smenu+"').style.visibility='visible'}",t);
  actSSmenu=smenu;
  };

function hideSSmenu(smenu){
  actSSmenu=0;
  setTimeout("if(actSSmenu!='"+smenu+"'){document.getElementById('"+smenu+"').style.visibility='hidden'}; if(actSSmenu==0){actSSmenu=-1}",400);
  };