function toggle_charts(n) {
	if(n == 1) {
		document.getElementById('chart_1').className = 'show';
		document.getElementById('chart_2').className = 'hide';
		document.getElementById('chart_3').className = 'hide';
	} else if(n == 2) {
		document.getElementById('chart_1').className = 'hide';
		document.getElementById('chart_2').className = 'show';
		document.getElementById('chart_3').className = 'hide';
	} else {
		document.getElementById('chart_1').className = 'hide';
		document.getElementById('chart_2').className = 'hide';
		document.getElementById('chart_3').className = 'show';
	}
}

function toggle_touts(n) {
	if(n == 1) {
		document.getElementById('tout_1').className = 'show';
		document.getElementById('tout_2').className = 'hide';
	} else {
		document.getElementById('tout_1').className = 'hide';
		document.getElementById('tout_2').className = 'show';
	}
}

function set_search_type(st) {
	document.getElementById('searchtype').value = st;
	var list = document.getElementById('st_selector');
	for(var i = 0; i < list.childNodes.length; i++) {
		var l = list.childNodes[i];
		if(l.tagName == 'LI') l.className = '';
	}
	if(st == null) st = 'RhapArtist';
	document.getElementById('st_'+st).parentNode.className = 'selected';
	if(st == 'RhapArtist') {
		document.getElementById('suggested').className = 'show';
	} else {
		document.getElementById('suggested').className = 'hide';
	}	
}

function set_search_query(val, st) {
	document.getElementById('searchquery').value = val;
	set_search_type(st);
}