Selenium Grid allows you to run Selenium tests in parallel, cutting down the time required for running acceptance tests to a fraction of the total time it currently takes. Run them all on a single machine (we’ve run up to 15 parallel processes on a laptop!) or on a server farm.
Technical Mumbo Jumbo:
Step 1: Download selenium grid
Step 2: Setup your environment
In case you face any path issues then set path into your system following ways.
Windows XP SP2 –> 1. Right click “My Computer”
2. Click “Advanced” tab
3. Click “Environment variables” button
4. In System variables –> click path –> Click edit
5. In edit system variable window –> go to end of line In “variable value” field –> [PASTE YOUR PATH]
Ex; C:\Program Files\Java\jdk1.6.0_06\bin;C:\grid\apache-ant-1.7.0-bin\apache-ant-1.7.0\bin;
6. Click ok for all 3 windows
In command prompt,
3. Run the demo