function showVideos() {
	document.getElementById('videos').className='on';
	document.getElementById('live').className='';
	document.getElementById('info').className='';
	document.getElementById('help').className='';
	document.getElementById('forum').className='';
	return false;
	}
function showLive() {
	document.getElementById('videos').className='';
	document.getElementById('live').className='on';
	document.getElementById('info').className='';
	document.getElementById('help').className='';
	document.getElementById('forum').className='';
	return false;
	}
function showInfo() {
	document.getElementById('videos').className='';
	document.getElementById('live').className='';
	document.getElementById('info').className='on';
	document.getElementById('help').className='';
	document.getElementById('forum').className='';
	return false;
	}
function showHelp() {
	document.getElementById('videos').className='';
	document.getElementById('live').className='';
	document.getElementById('info').className='';
	document.getElementById('help').className='on';
	document.getElementById('forum').className='';
	return false;
	}
function showForum() {
	document.getElementById('videos').className='';
	document.getElementById('live').className='';
	document.getElementById('info').className='';
	document.getElementById('help').className='';
	document.getElementById('forum').className='on';
	return false;
	}