note findings on acceptable attributes

diff --git a/editor.coffee b/editor.coffee
index 7ef8e37..72ec0c6 100644 (file)
--- a/editor.coffee
+++ b/editor.coffee
@@ -19,7 +19,7 @@ overlay_padding = 10
 
 timeout = (ms, cb) -> return setTimeout cb, ms
 
-# xml 1.0 says:
+# xml 1.0 spec, chromium and firefox accept these, plus lots of unicode chars
 valid_attr_regex = new RegExp '^[a-zA-Z_:][-a-zA-Z0-9_:.]*$'
 # html5 spec is much more lax, but chromium won't let me make at attribute with the name "4"
 js_attr_regex = new RegExp '^[oO][nN].'