function myinit()
{
	changepace();
	changemph();
	changeinterval();
}

function setTmill()
{
	element=document.getElementbyID("treadmill");
	element.innerHTML="hey";
}

function changepace()
{
	var minutes=document.getElementsByName('minutes')[0].value;
	var seconds=document.getElementsByName('seconds')[0].value;
	var mph = 3600/(parseFloat(minutes)*60+parseFloat(seconds));


	$('#speed').html('Speed:<br>'+mph.toFixed(2)+' MPH');
}

function DistanceHMStoMPH(distanceInMeters, hours, minutes, seconds)
{
	return 3600/(parseFloat(hours)*3600
				+parseFloat(minutes)*60
				+parseFloat(seconds))
			*parseFloat(distanceInMeters)
			/1609.344;
}

function changeinterval()
{
	var mph = DistanceHMStoMPH(
		document.getElementsByName('intervaldistance')[0].value
		, '0'
		, document.getElementsByName('intervalminutes')[0].value
		, document.getElementsByName('intervalseconds')[0].value
	);

	$('#intervalmph').html('Speed:<br>'+mph.toFixed(2)+' MPH');
}

function changemph() {
	var mph=document.getElementsByName('mph')[0].value;
	var seconds = 36000/parseFloat(mph);
	var minutes = seconds / 60;
	seconds = seconds % 60;
	minutes = minutes.toFixed(0);
	seconds = seconds.toFixed(1);
	
	if(seconds >= 10)
	{
		$('#pace').html('Pace:<br>'+minutes+':'+seconds);
	}
	else
	{
		$('#pace').html('Pace:<br>'+minutes+':0'+seconds);
	}
}

function changeracetime() {
	
}

function changeracepace() {
}