diff --git a/app/templates/index.html b/app/templates/index.html
index 80186f5..d09c8b5 100644
--- a/app/templates/index.html
+++ b/app/templates/index.html
@@ -1940,7 +1940,8 @@
                     const fullLabel = fieldLabels[field] || field;
                     if (entry) {
                         const cssClass = entry.rating > 0 ? 'positive' : (entry.rating < 0 ? 'negative' : 'neutral');
-                        matrixTableHtml += `<td class="${cssClass}" style="cursor:pointer;" onclick="showFieldInfo('${field}', ${JSON.stringify(entry.aspect||'').replace(/'/g,'\\x27')}, ${entry.rating})">${entry.symbol}</td>`;
+                        // Aspect in data-Attribut speichern statt inline JS-String
+                        matrixTableHtml += `<td class="${cssClass}" style="cursor:pointer;" data-field="${field}" data-aspect="${(entry.aspect||'').replace(/"/g,'&quot;')}" data-rating="${entry.rating}" onclick="showFieldInfo(this.dataset.field, this.dataset.aspect, Number(this.dataset.rating))">${entry.symbol}</td>`;
                     } else {
                         matrixTableHtml += `<td style="cursor:pointer;color:#ccc;" onclick="showFieldInfo('${field}', '', 0)">○</td>`;
                     }