I just address the new browser object. Below code opens new tab and navigates to Eye on Testing home page. Then go back to the original tab to go to this page. Notice the two browser objects.
Browser(''orasi software - Google'').Page(''Google'').WebEdit(''q'').Set ''eyeontesting''
Browser(''orasi software - Google'').Page(''Google'').WebEdit(''q'').Submit
Browser(''orasi software - Google'').Page(''eyeontesting - Google'').Link(''EyeOnTesting - The Software'').Click
Browser(''orasi software - Google'').Page(''EyeOnTesting - The Software'').Sync
Browser(''orasi software - Google'').OpenNewTab
Browser(''New Tab'').Page(''New Tab'').Sync
Browser(''New Tab'').Navigate ''http://eyeontesting.com/''
Browser(''orasi software - Google'').Page(''EyeOnTesting - The Software'').Sync
Browser(''orasi software - Google'').Navigate ''http://eyeontesting.com/questions/631/qtp-11-0-change-tabs-in-ie-7''