well is the driver for windows 7 available.if yes,then i can again format it and install 7 and then install the driver.
sure , all of the win7 drivers need for it here .
http://h10025.www1.hp.com/ewfrf/wc/softwareCategory?os=4062&lc=en&cc=us&dlc=en&sw_lang=&product=3830540