Fix small typo in help

about/help_en

@@ -122,7 +122,7 @@ This example filters for files where: "Bias" is in the file name, the OBJECT pro
 This module allow to write scripts in JavaScript that process image files. Batch Processing window consist from three main parts. On top is list of input files and directories.
 You can add directories or individual files to this list. Directories are scanned recursively to find all files even non image files. This list of files is then passed to script in array named <b>files</b>.
 In script you can then iterate through files like this.
-<pre>for(file in files)
+<pre>for(file of files)
 {
     if(file.suffix() == "fits")
     {
@@ -131,6 +131,13 @@ In script you can then iterate through files like this.
     }
 }
 </pre>
+<p>Bellow this list is output directory. All relative paths passed as arguments into methods like copy(), move() or convert() will be relative to this output directory. If you pass absolute path to methods then
+this output directory is ignored.</p>
+
+<p>Bellow that is list of scripts. These scripts are located in application data directory. Select script which you want to run by clicking on it. Clicking on <i>Open scripts</i> will open directory with these scripts where you create new and edit them.
+Location of this directory is on Windows: "C:/Users/<USER>/AppData/Roaming/nou/Tenmon"  Linux: "~/.local/share/nou/Tenmon/scripts" MacOS: "~/Library/Application Support/nou/Tenmon/scripts"</p>
+
+<p>Next is Log windows that contain any messages that come from scripts. Mainly calls to <code>core.log()</code> At bottom there buttons that can start or stop execution of selected scripts.</p>
 
 <h4>core</h4>
 There is global object called <b>core</b> that have these methods.
@@ -188,7 +195,7 @@ file.convert("converted_file.jpg", "png");</pre>
         <code>core.sync();</code> to ensure that conversion is done and destination file exists.
         <pre>let compression = {"compressionType": "zstd+sh"};
 let convertedFiles = [];
-for(file of files)
+for(file in files)
 {
     if(file.suffix() == "fits")
         convertedFiles.push(file.convertAsync("xisf/" + file.fileName(), "XISF", compression));