fixed event handler attachment

Ignore-this: 9ec0aa658bf73175401e4282663b7f68

darcs-hash:20090918101358-7ad00-28363725efc2c862a855683096f4db816e827f70.gz

lib/scripts/edit.js

@@ -385,7 +385,6 @@ function initChangeCheck(msg){
         textChanged = true; //global var
         summaryCheck();
     };
-    edit_text.onkeyup  = summaryCheck;
     var summary = document.getElementById('edit__summary');
     addEvent(summary, 'change', summaryCheck);
     addEvent(summary, 'keyup', summaryCheck);