What type of PSU is right ?

Edit: Don't worry about it being compatible with your case (except the Antec CP-series, and other 900w+ PSUs). ATX is a universal form-factor.

mm..I live in US
I just want to know what type of my old PSU was

Thanks

Yeah its just an ATX 350-Watt(W)

Newegg PSUs

Also not sure what is in your PC but you can check how much power you might need with this PSU Calculator

Micro-ATX: 24.4 cm (9.6 inches) x 24.4 cm (9.6 inches)

Internal Connectors:

One 24-pin ATX power connector
One 4-pin ATX power connector
Four SATA connectors
One floppy drive connector
Two 12V fan connectors for CPU fan and chassis fan
One 9-pin header for power button, reset button, power LED, and HDD LED
One S/PDIF digital audio output header
One front line input connector
One 9-pin audio header for headphone-out and microphone-in (yellow, requires matching front audio jack module)
Six USB headers supporting sight USB 2.0 ports or devices
One 1394a header
One SPI (ROM programming) connector
One jumper for resetting BIOS settings
One jumper to disable BIOS password checking

http://h10025.www1.hp.com/ewfrf-JAVA/Doc/images/c016357...

Not just your MoBo but like your proccessor, Graphics card, # of RAM sticks, # of HDDs, ect
BUT if you havent added anything aftermarket into the case your good with anything atleast 350W

Id suggest this one, Good price and Ratings...
Antec EarthWatts Green EA-380D Green 380W