function showmenu(sleutel) {
	var div = 'submenu_' + sleutel;
	var elem, vis;
	elem = returnObjById(div);
	vis = elem.style;
	// if the style.display value is blank we try to figure it out here
	if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined)
	vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'block':'block';
	vis.display = (vis.display==''||vis.display=='block')?'block':'block';
	return false;
}

function showbmenu(sleutel) {
	var div = 'submenu_' + sleutel;
	var elem, vis;
	elem = returnObjById(div);
	vis = elem.style;
	// if the style.display value is blank we try to figure it out here
	if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined)
	vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'block':'block';
	vis.display = (vis.display==''||vis.display=='block')?'block':'block';
	return false;
}

function hidemenu(sleutel) {
	var div = 'submenu_' + sleutel;
	var elem, vis;
	elem = returnObjById(div);
	vis = elem.style;
	// if the style.display value is blank we try to figure it out here
	if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined)
	vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'none':'none';
	vis.display = (vis.display==''||vis.display=='block')?'none':'none';
	return false;
}

function playerselect(txt) {
	if(txt==0) { txt = "Kies een player"; }
	returnObjById("ll_venster").innerHTML = txt;
	// alert(txt);
}

function returnObjById( id )
{
    if (document.getElementById)
        var returnVar = document.getElementById(id);
    else if (document.all)
        var returnVar = document.all[id];
    else if (document.layers)
        var returnVar = document.layers[id];
    return returnVar;
}

function js_selectRegio()	// User have selected a menuitem
{	
	var nummer = document.getElementById('regioslectohr').selectedIndex;
	var value = document.getElementById('regioslectohr').options[nummer].value
	document.getElementById('regioslectohr_1a').href = "http://www.rgrfm.be/rgr128"+value+".pls";
	document.getElementById('regioslectohr_1b').href = "http://www.rgrfm.be/rgr128"+value+".asx";
	document.getElementById('regioslectohr_1c').href = "http://www.rgrfm.be/rgr128"+value+".ram";
	document.getElementById('regioslectohr_1d').href = "http://www.rgrfm.be/rgr128"+value+".qtl";
	document.getElementById('regioslectohr_2a').href = "http://www.rgrfm.be/rgr64"+value+".pls";
	document.getElementById('regioslectohr_2b').href = "http://www.rgrfm.be/rgr64"+value+".asx";
	document.getElementById('regioslectohr_2c').href = "http://www.rgrfm.be/rgr64"+value+".ram";
	document.getElementById('regioslectohr_2d').href = "http://www.rgrfm.be/rgr64"+value+".qtl";
}