add: dialog.progressText = document.getElementById("dialog.progressText"); 
context: function onLoad() {    // Set global variables.    helperAppLoader = window.arguments[0];    if ( !helperAppLoader ) {        dump( "Invalid argument to downloadProgress.xul\n" );        window.close()        return;    }    dialog = new Object;    dialog.strings = new Array;    dialog.location    = document.getElementById("dialog.location");    dialog.contentType = document.getElementById("dialog.contentType");    dialog.fileName    = document.getElementById("dialog.fileName");    dialog.status      = document.getElementById("dialog.status");    dialog.progress    = document.getElementById("dialog.progress");    dialog.timeLeft    = document.getElementById("dialog.timeLeft");    dialog.timeElapsed = document.getElementById("dialog.timeElapsed");    dialog.cancel      = document.getElementById("dialog.cancel");    // Set up dialog button callbacks.    var object = this;    doSetOKCancel("", function () { return object.onCancel();});    // Fill dialog.    loadDialog();    // set our web progress listener on the helper app launcher    helperAppLoader.setWebProgressListener(progressListener);    moveToAlertPosition();}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/d59204eef016f7ac151448c8518eaf3ed5b6f480/helperAppDldProgress.js/clean/xpfe/components/ucth/resources/helperAppDldProgress.js