Windows showing dual boot screen

Hi.
I installed win 7 on same partition as win xp ( C: partition ) and now it showing dual boot screen every time, even i formated it several times after. How to get rid of it?
Thx.

Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation. All rights reserved.

C:\Users\liksi>bcdedit

Windows Boot Manager
--------------------
identifier {bootmgr}
device partition=\Device\HarddiskVolume3
description Windows Boot Manager
locale en-US
inherit {globalsettings}
default {current}
resumeobject {a3e66a5c-610b-11e5-a31e-8556f16cfe86}
displayorder {ntldr}
{current}
toolsdisplayorder {memdiag}
timeout 30

Windows Legacy OS Loader
------------------------
identifier {ntldr}
device partition=\Device\HarddiskVolume3
path \ntldr
description Earlier Version of Windows

Windows Boot Loader
-------------------
identifier {current}
device partition=C:
path \Windows\system32\winload.exe
description Windows 7
locale en-US
inherit {bootloadersettings}
recoverysequence {a3e66a5e-610b-11e5-a31e-8556f16cfe86}
recoveryenabled Yes
osdevice partition=C:
systemroot \Windows
resumeobject {a3e66a5c-610b-11e5-a31e-8556f16cfe86}
nx OptIn

C:\Users\liksi>