bug in firefox-3.7 builds. ff freezes, if i trying to open any tube clip

[Zerkalica]

Firefox freezes, if i trying to open any *tube clip, while opening
flash player. I think, this is mantainer bug.

$firefox-3.7

/usr/lib/xulrunner-1.9.3a4pre/mozilla-runtime: error while loading
shared libraries: libxpcom.so: cannot open shared object file: No such
file or directory


$ ldd /usr/lib/xulrunner-1.9.3a4pre/mozilla-runtime
	linux-gate.so.1 =>  (0xb771c000)
	libpthread.so.0 => /lib/libpthread.so.0 (0xb76ed000)
	libxpcom.so => not found
	libmozalloc.so => not found
	libxul.so => not found
	libplds4.so => /usr/lib/libplds4.so (0xb76e8000)
	libplc4.so => /usr/lib/libplc4.so (0xb76e3000)
	libnspr4.so => /usr/lib/libnspr4.so (0xb76af000)
	libdl.so.2 => /lib/libdl.so.2 (0xb76aa000)
	libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xb75b4000)
	libm.so.6 => /lib/libm.so.6 (0xb758e000)
	libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb756f000)
	libc.so.6 => /lib/libc.so.6 (0xb7426000)
	/lib/ld-linux.so.2 (0xb771d000)


workaround: export
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/usr/lib/xulrunner-1.9.3a4pre" &&
firefox-3.7