#iftitle only show when command in [] returns true
# set a variable named bootmgr where /bootmgr is found.
iftitle [find --set-root --devices=h /bootmgr && call set bootmgr=%@root^%] load BOOTMGR of Windows VISTA/WIN7/WIN2008 on %bootmgr%
chainloader %bootmgr%/bootmgr
savedefault --wait=2