Short description of 1st JavaScript Editor Pro 2.0 2.0: 1st JavaScript Editor is advanced JavaScript Editor, Validator and Debugger for beginners and professionals! Beside rich possibilities of editing scripts (JavaScript, HTML, CSS, VBScript, PHP and ASP syntax highlighting) and IntelliSense, JavaScript Editor offers built-in JavaScript Debugger which allows you run and debug JavaScript code one line at a time. AJAX developers can easily use program as advanced Ajax Editor.