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/*
On a return key, send the content of the textArea back to the add-on,
and zero the textArea for the next time.
*/
var textArea = document.getElementById('annotation-box');
textArea.onkeyup = function(event) {
if (event.keyCode == 13) {
self.postMessage(textArea.value);
textArea.value = '';
}
};
self.on('message', function() {
var textArea = document.getElementById('annotation-box');
textArea.value = '';
textArea.focus();
});
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