FireBug
What is Firebug? Firebug is a powerful tool that allows you to edit HTML, CSS and view the coding behind any website: CSS, HTML, DOM and JavaScript
Why do web Developers use Firebug? Inspect the behavior of HTML/CSS and modify style Detect the performance of the website Track Cookies and Sessions Debug Java Script
How to install a fire bug? Go to Click on Install Firebug
Advantages Quickly Find Errors HTML Editing and Inspecting CSS Tweaking Network Activity Monitoring
Java Script debugging Firebug includes a powerful JavaScript debugger that lets you pause execution at any time and see what each variable looked like at that moment.
Functionalities of JS debugging Find scripts easily Pause execution on any line One step at a time It breaks for errors Stack traces unstacked Watch expressions Variable tooltips
Cookies Firebug allows to view and manage cookies in a browser. You can deny cookies for specific sites, filter cookies, create new and delete existing cookies.
DEMO
Thank You !! Indu Guduri Webber04