problem using arphic chinese truetype fonts

[<50191914@uxmail.cityu.edu.hk>]

Hello,
	When I tried to use the arphic chinese truetype fonts in
application such as crxvt or netscape.The application will hang...
and after I tried to kill the application,the X windows exit abnormally
and I find that the xfs-xtt is killed.What's the problem?