function startExample(example) {
	
	document.getElementById('navigate0').style.display = 'none';
  document.getElementById('navigate1').style.display = 'none';
	document.getElementById('navigate2').style.display = 'none';
  document.getElementById('navigate3').style.display = 'none';

	switch(example) {

		case 0:
			document.getElementById('navigate0').style.display = 'block';
			PhotoNav.init('navigate0', 900, 900);
		break;

		case 1:
			document.getElementById('navigate1').style.display = 'block';
			PhotoNav.init('navigate1', 900, 1739);
		break;
		
		case 2:
			document.getElementById('navigate2').style.display = 'block';
			PhotoNav.init('navigate2', 900, 1532);
		break;
		
		case 3:
			document.getElementById('navigate3').style.display = 'block';
			PhotoNav.init('navigate3', 900, 1877);
			//PhotoNav.init('navigate2', 500, 1000, true, 0.1, true);
		break;
		
		case 4:
			document.getElementById('navigate').style.display = 'block';
			PhotoNav.init('navigate', 758, 1412, false, 0, true);
		break;
	}
}