function toCurrency(num) {
	num = Math.round(num*100)/100;
	var currstring = num.toString();
	if (currstring.match(/\./)) {
		var curr = currstring.split('.');
	} else {
		var curr = [currstring, "00"];
	}
	curr[1] += "00";
	curr[2] = "";
	var returnval = "";
	var length = curr[0].length;
	
	for (var i = 0; i < 2; i++) 
		curr[2] += curr[1].substr(i, 1);
		
	for (i = length; (i - 3) > 0; i = i - 3) {
		returnval = "," + curr[0].substr(i - 3, 3) + returnval;
	}
	returnval = curr[0].substr(0, i) + returnval + "." + curr[2];
	return(returnval);
}
function ShowResult(miles, mpg, commute, childcare, commutetime, labor, color) {	
	var dexpenses= Number(0);
	labor = Number(labor)/Number(60);
	if (Number(miles) > Number(0)) { dexpenses = Number(miles)/Number(mpg) * Number(4.00); }
	var laborcost=Number(labor) * Number(commutetime);
	var oneday = dexpenses + Number(commute) + Number(childcare) + Number(laborcost)
	var semestercost = oneday * Number(15);
	var semestercost2 = oneday * Number(30);
	
	var results = '<TABLE BORDER="0" CELLSPACING="5" CELLPADDING="5" WIDTH="100%" bgcolor="#DCDCDC">'
	+	'<TR>'
	+		'<TD ALIGN="center" COLSPAN="2">'
	+		'<B><FONT color="#000000" SIZE=5>The Results of the Distance Learning Calculator</FONT></B>'
	+		'</TD>'
	+	'</TR>'
	+	'<TR>'
	+		'<TD ALIGN="left" VALIGN="top" size=2>1. Your driving expense (assuming gas cost $4.00 per gallon):</TD>'
	+		'<TD ALIGN="right" VALIGN="top"><font color="'+color+'"><b>$'+toCurrency(dexpenses)+'</b></font></TD>'
	+	'</TR>'
	+	'<TR>'
	+		'<TD ALIGN="left" VALIGN="top">2. Your commuting costs other than driving:</TD>'
	+		'<TD ALIGN="right" VALIGN="top"><font color="'+color+'"><b>$'+toCurrency(commute)+'</b></font></TD>'
	+	'</TR>'
	+	'<TR>'
	+		'<TD ALIGN="left" VALIGN="top">3. Your child care cost:</TD>'
	+		'<TD ALIGN="right" VALIGN="top"><font color="'+color+'"><b>$'+toCurrency(childcare)+'</b></font></TD>'
	+	'</TR>'
	+	'<TR>'
	+		'<TD ALIGN="left" VALIGN="top">4. The cost of your personal time used for commuting:</TD>'
	+		'<TD ALIGN="right" VALIGN="top"><font color="'+color+'"><b>$'+toCurrency(laborcost)+'</b></font></TD>'
	+	'</TR>'
	+	'<TR>'
	+		'<TD ALIGN="left" VALIGN="top">Your total commuting cost for attending one day of class:</TD>'
	+		'<TD ALIGN="right" VALIGN="top"><font color="'+color+'"><b>$'+toCurrency(oneday)+'</b></font></TD>'
	+	'</TR>'
	+	'<TR>'
	+		'<TD ALIGN="left" VALIGN="top">Assuming a 15 week semester, your total commuting cost for the semester is:</TD>'
	+	'</TR>'
	+	'<TR>'
	+		'<TD ALIGN="left" VALIGN="top">---for classes that meet one day per week:</TD>'
	+		'<TD ALIGN="right" VALIGN="top"><font color="'+color+'"><b>$'+toCurrency(semestercost)+'</b></font></TD>'
	+	'</TR>'
	+	'<TR>'
	+		'<TD ALIGN="left" VALIGN="top">---for classes that meet two days per week:</TD>'
	+		'<TD ALIGN="right" VALIGN="top"><font color="'+color+'"><b>$'+toCurrency(semestercost2)+'</b></font></TD>'
	+	'</TR>'
	+'</TABLE>'
	
	if ((navigator.appName.indexOf("Netscape") != -1) && (parseInt(navigator.appVersion) == 4)) {
		var reslayer=document.layers['DLCResultsNS'].document;
		reslayer.open();
		reslayer.write(results);
		reslayer.close();
	}
	else if ((navigator.appName.indexOf("Microsoft") != -1) || (parseInt(navigator.appVersion) >= 5)) {
		document.getElementById("DLCResultsIE").innerHTML = results;
	}
	else {
		alert("Unable to Process Your Request...Please Call the SLN Helpdesk");
	}
}
function ClearResults() {
	var f = document.forms[0];
	f.miles.value='0';
	f.mpg.value='0';
	f.commute.value='0.00';
	f.childcare.value='0.00';
	f.commutetime.value='0';
	f.labor.value='0.00';
	var results = '';
	if ((navigator.appName.indexOf("Netscape") != -1) && (parseInt(navigator.appVersion) == 4)) {
		var reslayer=document.layers['DLCResultsNS'].document;
		reslayer.open();
		reslayer.write(results);
		reslayer.close();
	}
	else if ((navigator.appName.indexOf("Microsoft") != -1) || (parseInt(navigator.appVersion) >= 5)) {
		document.getElementById("DLCResultsIE").innerHTML = results;
	}
	else {
		alert("Unable to Process Your Request...Please Call the SLN Helpdesk");
	}
}