function switch_on(id) {
	document.getElementById('switch_'+id).style.display='block';
	document.getElementById('switch_'+id+'_header').style.display='block';
	document.getElementById('switch_'+id+'_arch').style.display='block';

	document.getElementById('switch_img').style.background="transparent url('wp-content/themes/thematic/images/body/"+id+".png') no-repeat top center";
}
 
function switch_off(id) {
	document.getElementById('switch_'+id).style.display='none';
	document.getElementById('switch_'+id+'_header').style.display='none';
	document.getElementById('switch_'+id+'_arch').style.display='none';
}