installation problem dual boot with windows 7

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http://forums.fedoraforum.org – hi i am trying to install fedora 17 on my system but every time it says not enough space my Hard disk has following partitions 1. system record primary partition 2. Windows 7 c: drive primary partition NTFS 3. d: drive extended logical NTFS 4. HP tools primary partition FAT32 5. Unpartition space logical partition please guide (HowTos)