Solved: How to Uninstall Ubuntu help?

i recently installed ubuntu to give it a try.

can someone guide me on how to uninstall it without screwing up my boot and computer.
i am running windows 7 and i dont have a windows cd so i need help uninstalling it the right way.

EDIT; FIXED IT FOLLOWING THIS



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Tech Support Guy System Info Utility version 1.0.0.2
OS Version: Microsoft Windows 7 Home Premium, Service Pack 1, 64 bit
Processor: Intel(R) Core(TM) i3 CPU M 350 @ 2.27GHz, Intel64 Family 6 Model 37 Stepping 2
Processor Count: 4
RAM: 3892 Mb
Graphics Card: Intel(R) HD Graphics, 1722 Mb
Hard Drives: C: Total - 403017 MB, Free - 8438 MB;
Motherboard: Dell Inc., 0G939P
Antivirus: Microsoft Security Essentials, Updated and Enabled