$(document).ready(function() {
	var subnavpct = ( ( ($('#subnav').height() + 20) / $('#content').height() ) * 100 ); // padding links en rechts 6px + margin bottom 7px = 20
	$("#inner").css({height: (100-subnavpct) + "%"});
	$("a.topnav").mouseover( function() {
	    $("a.topnav").removeClass("aangewezen");
	    $(this).addClass('aangewezen');
        $('div.aangewezen').removeClass("aangewezen");
        $('#subnav_' + this.id).addClass("aangewezen");
	});
});

function openRadio() {
    win = window.open('radio.html', 'window', 'height=180,width=184');
	if (window.focus) {win.focus()}
}