Added JavaScript to restore selected options (easier than making it work

in Mustache).

js/frs.js

@@ -0,0 +1,18 @@
+document.addEventListener("DOMContentLoaded", function(event) { 
+    var all_selects = document.getElementsByTagName('select');
+    for (var i in all_selects) {
+        if (!all_selects.hasOwnProperty(i)) {
+            continue;
+        }
+        var xsel = all_selects[i];
+        var xvalue = xsel.dataset.value;
+        //console.log('Value of %o = %o', xsel, xvalue);
+        // Walk all options, compare to desired value and set if matches
+        for (var o in xsel.options) {
+            if (xsel.options[o].value == xvalue) {
+                xsel.selectedIndex = o;
+                break;
+            }
+        }
+    }
+});