_ Via “Shaun Inman”:shauninman.com/plete/ _ : “how to run the new IE 7 beta without replacing IE 6”:http://digg.com/software/MS_Official:-_Microsoft_IE_Beta_2_Live_Download#wholecomment956833

bq. Extract IE7B2P-WindowsXP-x86-enu.exe to a temporary folder and delete: update (folder), install.ins, spmsg.dll, spuninst.exe, spupdsvc.exe
Now create a blank text file within’ the directory and rename it to “iexplore.exe.local"
Move the directory to a location in which you want to store the now standalone version of Internet Explorer 7 Beta 2 (eg. My Documents).

Execute iexplore.exe.