How can i customize window azure VM OS by own vhd file ?

Question

HI Dear,

I have successfully create .vhd file of our system. And what do i want ,

Q. I want to customize operating system of Window Azure Virtual machine  by own creating .vhd file of my Physical machine. How can i upload this .vhd  file on window azure ?

Please give me suggestion 

Thanks And Regards

Gaurav Singh