If you are like some of my clients the upgrade to IE 11 has left you high and dry with some limitations you are unable to overcome until they upgrade the website you are accessing to work with v11. Of course Microsoft has made a point of hiding the download for IE10. Joy.
Here are some notes: http://stackoverflow.com/questions/20043971/how-to-downgrade-from-internet-explorer-11-to-internet-explorer-10
For Windows 7
http://download.microsoft.com/download/8/A/C/8AC7C482-BC74-492E-B978-7ED04900CEDE/IE10-Windows6.1-x86-en-us.exe 32-bit
http://download.microsoft.com/download/C/E/0/CE0AB8AE-E6B7-43F7-9290-F8EB0EA54FB5/IE10-Windows6.1-x64-en-us.exe 64bit