Found Windows 7 (loader) on /dev/sda1
menuentry "Windows 7 (loader) (on /dev/sda1)" {
	insmod part_msdos
	insmod ntfs
	set root='(hd0,msdos1)'
	search --no-floppy --fs-uuid --set 38FA46D1FA468AD8
	chainloader +1
}