// preload level 1 menu buttons
var btnLevel1 = new Array();
btnLevel1 = ["","welkom","nieuws","fotos","contact","algemene-info","onze-troeven","pedagogisch-project","schoolreglement","personeel","vakantiedagen","links","kinderdagverblijf","website-atheneum"];
for (i=0;i<btnLevel1.length;i++) { 
	eval("A"+i+"on = new Image();");
	eval("A"+i+"off = new Image();");
	eval("A"+(i)+"on.src = \"" + sFolderLevel + "img/buttons/l1-"+btnLevel1[i]+"-r.gif\";");
	eval("A"+(i)+"off.src = \"" + sFolderLevel + "img/buttons/l1-"+btnLevel1[i]+"-0.gif\";");
	if (sSelectedL1 == btnLevel1[i]) {
		eval("A"+(i)+"on.src = \"" + sFolderLevel + "img/buttons/l1-"+btnLevel1[i]+"-1.gif\";");
		eval("A"+(i)+"off.src = \"" + sFolderLevel + "img/buttons/l1-"+btnLevel1[i]+"-1.gif\";");
	}
}

// image-swapping functions
function imgOn(imgName) {
  if (document.getElementById) {
	document.getElementById(imgName).src = eval(imgName + "on.src");
  }
}
 
function imgOff(imgName) {
  if (document.getElementById) {
    document.getElementById(imgName).src = eval(imgName + "off.src");
  }
}