function ContentToggle(id_name) {
	var thing = document.getElementById(id_name);
	if (thing.style.display == '') thing.style.display = 'none';
	else thing.style.display = '';
}

function switchFunction(num){
	document.getElementById('content_1').style.display = ( num==1 ) ? '' : 'none';
	document.getElementById('rightnav_1').style.display = ( num==1 ) ? '' : 'none';
	document.getElementById('content_2').style.display = ( num==2 ) ? '' : 'none';
	document.getElementById('rightnav_2').style.display = ( num==2 ) ? '' : 'none';
}