calc

var calculateSavingsvalue = function(years, monthlyAmount, additionalAnualSavings, balance){
				var investment = monthlyAmount;
				var annualRate = self.profile.expectedReturn;
				var monthlyRate = (annualRate / 12 / 100) || 0;
				var additionalMonthlyRate = (additionalAnualSavings / 12 / 100) || 0;
				var months = years * 12;
				var futureValue = balance || 0;

				for ( i = 1; i <= months; i++ ) {
					if(additionalMonthlyRate){
						investment = investment * (1+additionalMonthlyRate);
					}
					futureValue = (futureValue + investment) * (1 + monthlyRate);
				}
				return {
					balance: futureValue,
					monthlyAmount: investment
				}
			}