Sigma visual builder is web based tool for AJAX RIA application UI rapid design and involved scripts programming. Written in pure javascripts(Sigma Linb), Sigma visual builder products great compatibilities with web browsers. With this powerful builder, professional and enterprise developers can develope your web application just like what you do in VB or Delphi. And it also support source highlight and syntax checking. Through its powerful AJAX components library(Sigma Linb), Sigma visual simplify complex and boring UI design, which artists instead of programmers are good at. More than 25 components supported. The conponents are purely built in XHTML, CSS, JavaScript and XML, which are industry standards compliant and therefore are compatible with all major browsers such as Internet Explorer, Firefox, Opera and Safari, and can be placed anywhere on the page. Design by dragging and dropping Drag AJAX components from the gallery to your page. Set their size, position and other attributes. And then you've got it completed. Build your page without any coding works! What you see is exactly what you get. No displacement, no transformation. Automatic JavaScript code generation Visual builder does lots of coding works while you dragging components. Surely you can switch to code page and change it manually. All the codes generated work well with any popular browsers and OS platform. Visual builder also optimize and compress of JavaScript to minimize size of file created. Flexible layout The outcome web interfaces can dynamically resize and re-layout components to fit with web browser size and screen resolution.