a#pnav_company_information:hover img, a#pnav_projects:hover img, a#pnav_investors:hover img, a#pnav_contact_us:hover img {
	visibility:hidden;
}
a#pnav_company_information {
	background: url(/images/pnav_company_information_f2.gif) 0 0 no-repeat;	
}

a#pnav_projects {
	background: url(/images/pnav_projects_f2.gif) 0 0 no-repeat;	
}

a#pnav_investors {
	background: url(/images/pnav_investors_f2.gif) 0 0 no-repeat;	
}

a#pnav_contact_us {
	background: url(/images/pnav_contact_us_f2.gif) 0 0 no-repeat;	
}