1 files changed, 9 insertions(+), 0 deletions(-)

M static/fn.js

@@ 45,21 45,30 @@ SOFTWARE.
 // shortcuts
 function up(w, i, append=false)
 {
+    try {
     if (append)
         document.getElementById(w).innerHTML += i;
     else
         document.getElementById(w).innerHTML = i;
+    } catch(e) {
+        console.log(
+            "failed to append/set (" + append + ") " + w + " with " + i);
+    }
 }
 function sh(w, show=true)
 {
+    try {
     if (show)
         document.getElementById(w).style = "display: block";
     else
         document.getElementById(w).style = "display: none";
+    } catch(e) { console.log("failed to show/hide (" + show + ") " + w); }
 }
 function fo(w)
 {
+    try {
     document.getElementById(w).focus();
+    } catch(e) { console.log("failed to focus " + w); }
 }
 function sa(w)
 {