Download Live Support module for Joomla 1.7 here.
Login into your Joomla administration panel and select Extensions Manager from Extensions menu - see 
in the figure below. Click Browse button 
and select mod_livesupport.zip file. Finally click Upload file & Install button 
to install the module.
In your Joomla administration panel select Module Manager from Extensions menu - see in the figure below. Next click Live Support Chat link to open module configuration panel.
Enter your Provide Live Help email address into field and password into field . Next click Login button .
Select your Chat Button in left panel - see in the figure below. Next configure it's Position make it Published and select page assignment 
. Optionally you can select Hide Title radio button. Finally click Save & Close button 
.
Make sure Provide Live Help chat application is running and verify there is a green icon 
in your taskbar which indicates the application is connected. Open your Joomla site in a web browser and click live chat button to start a chat session.
Login into Provide Live Help customer panel and select Visitors Tracking tab. Click Settings button to open Visitors Tracking window. Enter your site name , it's address (domain part only) and if you are using more than one domain name for your website add them to the filed . Click Update button to generate Visitors Tracking JavaScript code and copy it 
into the clipboard.
Login back into Joomla administrator panel and go to Extensions menu to open Template Manager . Switch to Templates tab and click on the link for the template you site is currently using. Next select Edit main page template link to edit your template file.
Scroll down to the very bottom of template file and paste Visitors Tracking JavaScript code just before </body> tag. Click Save button .
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