Desktop icons turned into .lnk files

The following solution worked for me!

• Type RegEdit 
• Navigate to HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.lnk 
• Delete the UserChoice folder
• Restart your computer

Note:  Take back up the FileExts folder before deleting the UserChoice Folder

How to create Tabs in InfoPath form

Steps to create a Tabbed view in InfoPath

• Create views and add controls on it
• Insert a layout table
• Add a button in each cell
• Use border and shading
• Copy the table to each view

Ref links:

http://blogs.msdn.com/b/infopath/archive/2010/04/15/using-multiple-views-in-customized-list-forms.aspx

http://office.microsoft.com/en-us/infopath-help/CH010059827.aspx

http://blogs.msdn.com/b/infopath/archive/2006/05/01/tabs.aspx