diff --git a/sppa/calc/index.html b/sppa/calc/index.html
index 83975a40..6e7d5b93 100644
--- a/sppa/calc/index.html
+++ b/sppa/calc/index.html
@@ -1,88 +1,119 @@
+
-
-
- calc
-
-
-
+
+
+ Calculator
+
+
+
+
+
+
+
+
-
- calc
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
-
+
- function calculate() {
- try {
- document.getElementById('display').value = eval(document.getElementById('display').value);
- } catch (error) {
- document.getElementById('display').value = 'Error';
- }
- }
-
- function clearDisplay() {
- document.getElementById('display').value = '';
- }
+
+
-
-
+
+
+