function appInit()
{
	$('#smhr1').click(function() {
		var age = $('#age').val();
		var mhr = Math.round(208 - (0.7 * age));
		$('#mhr').val(mhr);
	});
	$('#smhr2').click(function() {
		var sex = $('#sex').val();
		var age = $('#age').val();
		var mhr = (sex == "f" ? 226 - age : 220 - age);
		$('#mhr').val(mhr);
	});
	$('#go').click(function() {
		var rhr = $('#rhr').val();
		var mhr = $('#mhr').val();
		$('#reserve').html(mhr - rhr);
		$('#safety').html(Math.round(mhr * 0.6));
		$('#maxVO2').html(Math.round(mhr * 0.95));
		$('#light').html(Math.round(mhr * 0.5) + " - " + Math.round(mhr * 0.6));
		$('#weight').html(Math.round(mhr * 0.6) + " - " + Math.round(mhr * 0.7));
		$('#aerobic').html(Math.round(mhr * 0.7) + " - " + Math.round(mhr * 0.8));
		$('#optimal').html(Math.round(mhr * 0.8) + " - " + Math.round(mhr * 0.9));
		$('#elite').html(Math.round(mhr * 0.9) + " - " + mhr);
	});
	$('#rhr').val('');
	$('#mhr').val('');
}