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js/main.js

@@ -28,3 +28,35 @@ document.addEventListener('DOMContentLoaded', function() {
     });
   }
 });
+
+function flex_pcb_calc() {
+  const phone_length = parseFloat(document.getElementById("phone_length").value);
+  const phone_width = parseFloat(document.getElementById("phone_width").value);
+  document.getElementById("flex_pcb_length").value = phone_length + phone_width;
+}
+
+/*
+document.getElementById("flex_pcb_calc").onsubmit = function(e) {
+  const phone_length = document.getElementById("phone_length").value
+  const phone_width = document.getElementById("phone_width").value;
+
+  document.getElementById("flex_pcb_length").value = phone_length + phone_width;
+  e.preventDefault();
+};
+*/
+
+/*
+const flex_pcb_calc = document.getElementById("flex_pcb_calc");
+if (flex_pcb_calc.addEventListener) {
+  flex_pcb_calc.addEventListener("submit", function(event) {
+    event.preventDefault();
+    window.history.back();
+  }, true);
+} else {
+  flex_pcb_calc.attachEvent('onsubmit', function(event){
+    event.preventDefault();
+    window.history.back();
+  });
+}
+*/
+