function calculate() {

	var x; var p; var v; var ps; var c; var f;


	p = document.getElementById('p').value;
	v = document.getElementById('v').value;
	ps= document.getElementById('ps').value;
	c = document.getElementById('c').value;
	f = document.getElementById('f').value;

	r = ((( (p * v) * (ps/100) ) * c) * f);

	document.getElementById('result').innerHTML = "<h2 class=center>Estimated Daily Lost Revenue: <span class=hl>$"+(sprintf("%01.2f", r))+"</span><br />Estimated Yearly Lost Revenue: <span class=hl>$"+(sprintf("%01.2f", (r*365)))+"</span></h2>";

}
function sprintf()
{
	if (!arguments || arguments.length < 1 || !RegExp)
	{
		return;
	}
	var str = arguments[0];
	var re = /([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X)(.*)/;
	var a = b = [], numSubstitutions = 0, numMatches = 0;
	while (a = re.exec(str))
	{
		var leftpart = a[1], pPad = a[2], pJustify = a[3], pMinLength = a[4];
		var pPrecision = a[5], pType = a[6], rightPart = a[7];

		//alert(a + '\n' + [a[0], leftpart, pPad, pJustify, pMinLength, pPrecision);

		numMatches++;
		if (pType == '%')
		{
			subst = '%';
		}
		else
		{
			numSubstitutions++;
			if (numSubstitutions >= arguments.length)
			{
				alert('Error! Not enough function arguments (' + (arguments.length - 1) + ', excluding the string)\nfor the number of substitution parameters in string (' + numSubstitutions + ' so far).');
			}
			var param = arguments[numSubstitutions];
			var pad = '';
				   if (pPad && pPad.substr(0,1) == "'") pad = leftpart.substr(1,1);
			  else if (pPad) pad = pPad;
			var justifyRight = true;
				   if (pJustify && pJustify === "-") justifyRight = false;
			var minLength = -1;
				   if (pMinLength) minLength = parseInt(pMinLength);
			var precision = -1;
				   if (pPrecision && pType == 'f') precision = parseInt(pPrecision.substring(1));
			var subst = param;
				   if (pType == 'b') subst = parseInt(param).toString(2);
			  else if (pType == 'c') subst = String.fromCharCode(parseInt(param));
			  else if (pType == 'd') subst = parseInt(param) ? parseInt(param) : 0;
			  else if (pType == 'u') subst = Math.abs(param);
			  else if (pType == 'f') subst = (precision > -1) ? Math.round(parseFloat(param) * Math.pow(10, precision)) / Math.pow(10, precision): parseFloat(param);
			  else if (pType == 'o') subst = parseInt(param).toString(8);
			  else if (pType == 's') subst = param;
			  else if (pType == 'x') subst = ('' + parseInt(param).toString(16)).toLowerCase();
			  else if (pType == 'X') subst = ('' + parseInt(param).toString(16)).toUpperCase();
		}
		str = leftpart + subst + rightPart;
	}
	return str;
}