var coup1="FFDOA-JW";
var coup2="FFDOA";
var coup3="MILITIA";
function CalculateOrder(form) {

 if (form.dis.value == coup1)

 {

 form.discount_rate.value = "30";

 form.discount_rate2.value = "30";

 form.on0.value = "PROMO CODE";

 form.os0.value = "30% OFF";

 }
 if (form.dis.value == coup2)

 {

 form.discount_rate.value = "30";

 form.discount_rate2.value = "30";

 form.on0.value = "PROMO CODE";

 form.os0.value = "30% OFF";
 
 }
 if (form.dis.value == coup3)

 {

 form.discount_rate.value = "0";

 form.discount_rate2.value = "0";

 form.on0.value = "PROMO CODE";

 form.os0.value = "LIMITED MILITIA EDITION";
 
  
 }
  
}