Recover windows 7 after deleting Ubuntu partition, but bootable device is returning to splash screen only

[Payal_1]

Hello, i've ubuntu and windows on my laptop.By mistake i've deleted the linux partition. And on restarting it is showing error: unknown file system
Grub Rescue error.. it is not recognizing the bootable pd for Windows 7... On setting boot option to usb, it shows press any key to restart, and on entering any key it again shows grub rescue error.. it is not showing windows screen What should I do to fix the problem??
Can you please help me.. it is so important for me..
Thanks in advance

 

[helpstar]

Your USB flash drive is most likely not set correctly to be bootable.

Do you have a win7 DVD or image "iso"?

Use rufus to get your USB bootable.