
<!--------- monthly term -------

	var WGdc=".";
	var WGgc=",";
	var WGnc="-";
	var WGcs="";
function WGformatMoney(A,W)
{
// Author   : Jonathan Weesner (http://cyberstation.net/~jweesner/)
// Copyright: Use freely. Keep Author and Copyright lines intact.
	var N=Math.abs(Math.round(A*100));
   var S=((N<10)?"00":((N<100)?"0":""))+N;

   S=WGcs+((A<0)?WGnc:"")+WGgroup(S.substring(0,(S.length-2)))+WGdc+
      S.substring((S.length-2),S.length)+((A<0&&WGnc=="(")?")":"");
   return (S.length>W)?"Over":S;
}

// WGgroup inspired by Bill Dortch's usenet post (www.hidaho.com)
function WGgroup(S)
{
   return (S.length<4)?S:(WGgroup(S.substring(0,S.length-3))+
      WGgc+S.substring(S.length-3,S.length));
}


function amtround(num)
{
	numrnd = 0;
	numrnd = num * 100;
	numrnd = Math.round(numrnd);
	temp1 = numrnd.toString(10);
	temp1n = temp1.length;
	numrnd = temp1.substring(0,temp1n-2) + "." + temp1.substring(temp1n-2,temp1n);
	numrnd = parseFloat(numrnd);
}


function calc(form) {
	aa = form.aa.value*1;
	bb = form.bb.value*1;
	cc = form.cc.value*1;
	form.dd.value = ((((aa-bb)+cc)+(cc*3))/2)+bb;
	ee = form.dd.value*1;
	amtround(ee);
	ee = numrnd

	form.Answer.value = WGformatMoney(numrnd);

	}
// -->