function byId(id){
	return document.getElementById(id);
}

function wipeOut2(elId){
	dojo.byId(elId).style.height = "";
	var s = dojo.fx.wipeOut({
		node: elId,
		duration: 500
	}).play();
}

function wipeIn2(elId){
	dojo.byId(elId).style.height = "0px";
	dojo.fx.wipeIn({
		node: elId, 
		duration: 500
	}).play();
};

function wipeOut(zahl){
	var z=zahl-1;
		wipeOut2("divNr"+zahl);
		document.getElementsByName("div_wo")[z].style.display = 'none';
		document.getElementsByName("div_wi")[z].style.display = 'inline';
	}

function wipeIn(zahl) {
	var z=zahl-1;
	wipeIn2("divNr"+zahl);
	if (document.getElementsByName("tohide")[z].style.display == 'none'){
		document.getElementsByName("tohide")[z].style.display = 'inline';
	}
	document.getElementsByName("div_wo")[z].style.display = 'inline';
	document.getElementsByName("div_wi")[z].style.display = 'none';
}

function hidedivs(){
	for(var z=0;z<document.getElementsByName("tohide").length;z++){
		document.getElementsByName("tohide")[z].style.display = 'none';
		document.getElementsByName("div_wo")[z].style.display = 'none';
		if(document.getElementsByName("div_wi")[z]){
			document.getElementsByName("div_wi")[z].style.display = 'inline';
		}
	 }
}