Rescan and put a check next to each of these then close all browser windows and click '"fix checked"
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://contexualsearch.com/searchbar.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://contexualsearch.com/searchbar.html
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = contexualsearch.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://contexualsearch.com/searchbar.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://contexualsearch.com/searchbar.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://contexualsearch.com/searchbar.html
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://contexualsearch.com/searchbar.html
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\j2re1.4.2_03\bin\jusched.exe
O4 - HKLM\..\Run: [AutoUpdater] "C:\Program Files\AutoUpdate\AutoUpdate.exe"
O4 - HKLM\..\Run: [emsw.exe] C:\WINDOWS\emsw.exe
O4 - HKLM\..\Run: [couponsandoffers] javaw -cp "C:\Program Files\couponsandoffers\System\Code" Main lp: "C:\Program Files\couponsandoffers"
O8 - Extra context menu item: Coupons - file://C:\Program Files\couponsandoffers\System\Temp\couponsandoffers_script0.htm
Then delete :
C:\WINDOWS\emsw.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://contexualsearch.com/searchbar.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://contexualsearch.com/searchbar.html
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = contexualsearch.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://contexualsearch.com/searchbar.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://contexualsearch.com/searchbar.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://contexualsearch.com/searchbar.html
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://contexualsearch.com/searchbar.html
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\j2re1.4.2_03\bin\jusched.exe
O4 - HKLM\..\Run: [AutoUpdater] "C:\Program Files\AutoUpdate\AutoUpdate.exe"
O4 - HKLM\..\Run: [emsw.exe] C:\WINDOWS\emsw.exe
O4 - HKLM\..\Run: [couponsandoffers] javaw -cp "C:\Program Files\couponsandoffers\System\Code" Main lp: "C:\Program Files\couponsandoffers"
O8 - Extra context menu item: Coupons - file://C:\Program Files\couponsandoffers\System\Temp\couponsandoffers_script0.htm
Then delete :
C:\WINDOWS\emsw.exe