Mountain Lion 10.8 Installation Problem On HP ProBook 6450b

Hi,
First of all Thanks for the tutorial. I think it's really helpful for the user to make usbbootable drive.
I have few Laptop Of HP ProBook 6450b. And i want to install mac with your help.

I make USBBootable drive according to your instruction but i filed the startup when boot through USB drive after that Green apple screen come and stuck and the circle is spanning.
For your kind Information i use PCIRootUID=0 in the boot and also PCIRootUID=0 and GraphicsEnabler=No -x but problem is same.

To conversation with you in the youtube you told me to boot using -v and send that to you. I snap a picture and attach with this mail.


Please help me if you can out me from this stuck point.

Thnking
Krishna

no picture here      the uplloader forum is on french SO   for posting the picture, use this uploader http://www.fichier-zip.com

anywhay I am pretty mutch certain at 100% if you using my installer boot usb os x mountain lion 10.8.4
you have no problem to booting and install with this   just follow the video here  and the step its very easy,  
1-open Installesd.dmg .
2- formate the usb drive .
3- ran the installer on the usb and dont forget to choose laptop support .

20 min patience and VOILA !!    

follow this video  
https://www.youtube.com/watch?v=5Mo9Y9g9RuU

the installer is here
http://www.fichier-zip.com/2013/08/12/boot-usb-os-x-mountain-lion-10-8-4-pkg/