“MOZILLA_FIVE_HOME not set” zekr quran ubuntu 13.04 ERROR

[Faisal]

Assalamu Alaikum,

http://askubuntu.com/questions/289945/mozilla-five-home-not-set-zekr-quran-ubuntu-13-04-error

I have installed zekr Quran study software in ubuntu 13.04, but it
showes error

org.eclipse.swt.SWTError: No more handles [Unknown Mozilla path
(MOZILLA_FIVE_HOME not set)]
at org.eclipse.swt.SWT.error(SWT.java:4387) at
org.eclipse.swt.browser.Mozilla.initMozilla(Mozilla.java:1939) at
org.eclipse.swt.browser.Mozilla.create(Mozilla.java:699) at
org.eclipse.swt.browser.Browser.<init>(Browser.java:99) at
net.sf.zekr.ui.QuranForm.makeFrame(QuranForm.java:628) at
net.sf.zekr.ui.QuranForm.init(QuranForm.java:340) at
net.sf.zekr.ui.QuranForm.<init>(QuranForm.java:319) at
net.sf.zekr.ZekrMain.startZekr(ZekrMain.java:51) at
net.sf.zekr.ZekrMain.main(ZekrMain.java:94)

then I executed the following commands

tcsh
setenv MOZILLA_FIVE_HOME /usr/lib/firefox
setenv LD_LIBRARY_PATH ${MOZILLA_FIVE_HOME}:${LD_LIBRARY_PATH}

But it showes erroe again

LD_LIBRARY_PATH: Undefined variable.

Now what should I do? Pls help.

Zazakallah...