diff --git a/src/App.ts b/src/App.ts
index 888f63e..13df853 100644
--- a/src/App.ts
+++ b/src/App.ts
@@ -1,4 +1,4 @@
-import { get_chord_sheet_html } from "./Editor.js";
+import { get_chord_sheet_html } from "./Editor";
 
 window.onload = () => {
     const chord_sheet_html = get_chord_sheet_html(`
diff --git a/src/Editor.js.ts b/src/Editor.ts
similarity index 84%
rename from src/Editor.js.ts
rename to src/Editor.ts
index c1c272a..3627476 100644
--- a/src/Editor.js.ts
+++ b/src/Editor.ts
@@ -48,13 +48,11 @@ function render_sheet_html(sheet: Sheet, renderChord:any): string {
 }
 
 function render_chord(chord: Chord, renderer:any): string {
-    return "<span class='chord' style='cursor: pointer;'>" + renderer(chord) + "</span>"
+    return "<span class='chord'>" + renderer(chord) + "</span>"
 }
 
-
-
 export function get_chord_sheet_html(normalized_txt: string): string {
-    const parseChord = chordParserFactory();
+    const parseChord = chordParserFactory( { customFilters : []} );
     const renderChord = chordRendererFactory({ useShortNamings: true });
 
     const lines = normalized_txt.split("\n")
@@ -65,11 +63,18 @@ export function get_chord_sheet_html(normalized_txt: string): string {
         let sheet_line = new Line();
         if (words.length > 1 || words[0] == '') {
             let space_before_chord = 0;
-            for (const word of words) {
+            for (let word of words) {
                 if (word != '') {
                     if (space_before_chord > 0 || sheet_line.chords.length > 0) {
                         space_before_chord++;
                     }
+                    //preprocessing for special slash notation
+                    if (word.indexOf('/') > -1) {
+                        const parts = word.split('/')
+                        if (/^(b|#)\d+$/.test(parts[1])) {
+                            word = parts[0] + "(" + parts[1] + ")"
+                        }
+                    }
                     const chord = parseChord(word);
                     if (chord.error) {
                         sheet_line.lyrics = line;