				<!-- Original:  Michael C. Hundt (mchundt@nglic.com) -->
				<!-- Web Site:  http://www.cinet.net/~mhundt/mystuff.htm -->
				<!-- This script and many more are available free online at -->
				<!-- The JavaScript Source!! http://javascript.internet.com -->
				<!-- Begin
				var i = 0; // interest
				var m = 0; // months
				var f = 0; // factor
				var den = 0; 
				var s = "0"; // string
				var d = 0; // decimal place
				function CalcA() {
				if(document.calform.interest.value=="" || document.calform.months.value=="" || document.calform.payment.value=="") {
				alert("Error : Not all fields completed");
				}
				else { 
				if(document.calform.period.options[1].selected == true) {
				m = document.calform.months.value * 12;
				}
				else {
				m = document.calform.months.value;
				} 
				i = Math.pow(((document.calform.interest.value/100)+1),.0833333)-1;
				den = i / (i+1);
				f = Math.pow((i+1),m)-1;
				f /= den;
				f *= document.calform.payment.value;
				d = String(f).indexOf(".");
				s = String(f).substring(0,(d+3));
				document.calform.total.value = "$" + s;  
				}
				}