rem: bucket.removeChild(bucket.selectedItems[item]); 
add: { child = bucket.removeChild(bucket.selectedItems[item]) = null;  child.attachment = null; } 
context: function RemoveSelectedAttachment(){  var bucket = document.getElementById("attachmentBucket");  if (bucket.selectedItems.length > 0) {    for (var item = bucket.selectedItems.length - 1; item >= 0; item-- )      bucket.removeChild(bucket.selectedItems[item]);    gContentChanged = true;  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/17f29aa602b07bd3c0d7cb286330c2b9296d8d7f/MsgComposeCommands.js/clean/mailnews/compose/resources/content/MsgComposeCommands.js