You don't have permission to access/phpMyAdmin/ on this server.

關閉SELinux即可
shell>vi /etc/sysconfig/selinux
selinux=disable

shell>vi /etc/grub.conf
kernel /vmlinuz-2.6.18-8.el5 ro root=/dev/VolGroup00/LogVol00 rhgb quiet selinux=0
在quiet后面加上selinux=0