// appliedCStoOutline.jsx
app.changeTextPreferences = NothingEnum.nothing;
app.findTextPreferences = NothingEnum.nothing;
app.findTextPreferences.appliedCharacterStyle = "Bold"; // hier Zeichenformat angeben
var myResult = app.activeDocument.findText();
for (i = myResult.length-1; i >= 0; i--)
myResult[i].createOutlines();