function calcprofit(per_item_profit){
	if (document.getElementById('nummembers').value == '')
	{
		alert("Please enter the number of people that will be fundraising.");
		document.getElementById('nummembers').focus();
	}
	else if (document.getElementById('solditems').value == '')
	{
		alert("Please enter how many items you think each fundraising participant will sell.");
		document.getElementById('solditems').focus();
	}
	document.getElementById('profit').innerHTML = (document.getElementById('nummembers').value * document.getElementById('solditems').value * per_item_profit).toFixed(2);
}