add: tf.firePropertyChange("text", this.value); 
context:     iframe.onreadystatechange = iframe.onload = function() {        if (tw_isIE && iframe.readyState != "complete") return;        input = iframe.contentWindow.document.getElementsByTagName("input")[0];        if (input != null) {            input.name = "file";            input.onchange = function() {                tf.setText(this.value);            };        }    };
meta: 5515	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5515/aef94d62fa6bddacb99e80f33afdec95016beb54/Startup.js/clean/src/thinwire/render/web/resources/Startup.js