Design Software Programs

What are the best web Design Software to create a web site that functions like yahoo answers?

What are the best web design/programing software to create a web site from scratch that looks and functions like yahoo answers?
I would more so like to know what the industry standard is regardless of skill level like if I hired someone to do this what would I want them to be proficient in

one word: php

3D CAD: Alibre 11 Design Program Overview

Java Software Solutions Foundations of Program Design $41.95

3D ANIMATION RENDERING DESIGN LOGO MODELING SOFTWARE $0.99

Pro Photo Editing, Graphic Design Program Software NEW! $6.65

Java Software Solutions: Foundations of Program Design, $1.00

3D ANIMATION RENDERING DESIGN LOGO MODELING SOFTWARE $0.99

Art Design Modeling Software Program Sculpting Painting $6.65

Java Software Solutions Foundations of Program Design $18.95

Java Software Solutions: Foundations of Program Design $17.95

Java Software Solutions Foundations of Program Design $41.95

TOOL Shed & Shop Design CAD Software Program XP PC NEW! $13.89

Creating Effective Software: Computer Program Design Us $1.99

Interior Design application program software, WinXPVst7 $6.65

Java Software Solutions: Foundations of Program Design $17.95

Java Software Solutions Foundations of Program Design $41.95

Pro Photo Editing, Graphic Design Program Software NEW! $6.65

Art Design Modeling Software Program Sculpting Painting $6.65

Java Software Solutions Foundations of Program Design $19.95

Java Software Solutions: Foundations of Program Design $17.95

QUILT DESIGN WIZARD COMPLETE QUILTING SOFTWARE PROGRAM $9.99

Java Software Solutions: Foundations of Program Design, $3.95

Interior Design application program software, WinXPVst7 $6.65

WEBSITE WEB PAGE WEB DESIGN SOFTWARE PROGRAM ON CD $9.95

Art Design Modeling Software Program Sculpting Painting $6.65

Pro Photo Editing, Graphic Design Program Software NEW! $6.65

Java Software Solutions: Foundations of Program Design $18.95

Pattern Languages of Program Design (Software Patterns $1.13

Interior Design application program software, WinXPVst7 $6.65

3D ANIMATION RENDERING DESIGN LOGO MODELING SOFTWARE $0.99

Java Software Solutions Foundations of Program Design $41.95

Java Software Solutions: Foundations of Program Design $6.46

Art Design Modeling Software Program Sculpting Painting $6.65

Pro Photo Editing, Graphic Design Program Software NEW! $6.65

Java Software Solutions Foundations of Program Design $42.95

Java Software Solutions: Foundations of Program Design $231.88

Java Software Solutions: Foundations of Program Design $2.27

Data Structures Program Design (Prentice-Hall software $5.99

New PC Software Program: INSTANT DECK DESIGN $8.99

ILLUSTRATOR DESIGN CAD SOFTWARE VECTOR GRAPHICS DRAWING $4.95

PROFESSIONAL PHOTO EDITING & GRAPHIC DESIGN SOFTWARE!!! $4.95

PROFESSIONAL PHOTO EDITING & GRAPHIC DESIGN SOFTWARE!!! $4.95