rem: if (!element.value) 
add: /* do not query directly the value of the text field else the autocomplete widget could potentially alter it value while doing some internal cleanup, instead, query the value through the first child */ if (!document.getAnonymousNodes(element)[0].firstChild.value) 
context: function awRecipientKeyDown(event, element){  switch(event.keyCode) {  case 46:  case 8:    if (!element.value)      awDeleteHit(element);    event.preventBubble();  //We need to stop the event else the tree will receive it and the function                            //awKeyDown will be executed!    break;  }}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/e838b42d99f3f2f0f0d9f3460891d985500549d9/addressingWidgetOverlay.js/clean/mailnews/compose/resources/content/addressingWidgetOverlay.js