function calcroi(form) {
var number_pieces;
var program_cost;
var response_rate;
var conversion;
var average_spent;
if ((form.customers.value == "")||(form.program_costs.value == "")||(form.conversion_rate.value == "")||(form.average_sale.value == "") ) {
alert("Please fill out all fields");
}else {
number_pieces = form.customers.value;
program_cost = form.program_costs.value;
conversion = form.conversion_rate.value;
average_spent = form.average_sale.value;
}
customers_nr = (number_pieces * (conversion/100));
customers_round = Math.round(customers_nr);
revenue = average_spent * customers_round;
total_revenue = (parseInt(revenue*100))/100;
roi = ((total_revenue - program_cost)/program_cost)*100;
round_roi = (parseInt(roi*100))/100;
_gel('content_div').innerHTML = "Return on Investment: "+round_roi+"%";
}
Marketing ROI Calculator
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