Hi & welcome to the forums. Please do the following & we will have you clean in no time :) .
Open Task manager by right clicking on the task bar & end process on the following:
sta11.exe
Close all (browser) windows & rescan with hijackthis. When the scan is finished place a check in the box to the left of the following entries & click 'fix checked' :
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://look-today.com/searchbar.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://look-today.com/searchbar.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://look-today.com/searchbar.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://look-today.com/searchbar.html
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://look-today.com/searchbar.html
O2 - BHO: (no name) - {7F53EF95-31E2-924C-EC8C-15EB04173780} - C:\PROGRA~1\COOLWI~1\poll roam.dll
O3 - Toolbar: logomemo - {2F41929C-F964-F70F-B259-4C6827E33658} - C:\PROGRA~1\COOLWI~1\poll roam.dll
O4 - HKLM\..\Run:[list wma] C:\PROGRA~1\MESSLO~1\file regs.exe
O4 - HKCU\..\Run: [SpyKiller] C:\Program Files\SpyKiller\spykiller.exe /startup
O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} - http://207.188.7.150/07d9e032201b49...tzip/RdxIE2.cab
Delete the following manually:
C:\PROGRA~1\COOLWI~1< folder
C:\PROGRA~1\MESSLO~1< folder
C:\DOCUME~1\SCOTT&~1\LOCALS~1\Temp< contents of folder
In order to view these files you may have to select 'show hidden files/folders.' Instructions on how to here.
Reboot normally & uninstall spykiller. It is a rip off of another product & not nearly as good.
Post a fresh log after plz.