serv1 = new Image
serv2 = new Image
NEWS1 = new Image
NEWS2 = new Image
people1 = new Image
people2 = new Image
contact1 = new Image
contact2 = new Image
        
serv1.src = "images/serv-off.jpg"
serv2.src = "images/serv-on.jpg"
NEWS1.src = "images/NEWS-off.jpg"
NEWS2.src = "images/NEWS-on.jpg"
people1.src = "images/people-off.jpg"
people2.src = "images/people-on.jpg"
contact1.src = "images/cont-off.jpg"
contact2.src = "images/cont-on.jpg"