var home1 = new Image();
home1.src="images/BtnHome1.jpg";
var home2 = new Image();
home2.src="images/BtnHome2.jpg";
var demos1 = new Image();
demos1.src="images/BtnDemos1.jpg";
var demos2 = new Image();
demos2.src="images/BtnDemos2.jpg";
var latest1 = new Image();
latest1.src="images/BtnLatest1.jpg";
var latest2 = new Image();
latest2.src="images/BtnLatest2.jpg";
var references1 = new Image();
references1.src="images/BtnReferences1.jpg";
var references2 = new Image();
references2.src="images/BtnReferences2.jpg";
var about1 = new Image();
about1.src="images/BtnAbout1.jpg";
var about2 = new Image();
about2.src="images/BtnAbout2.jpg";
var otherservices1 = new Image();
otherservices1.src="images/BtnOtherServices1.jpg";
var otherservices2 = new Image();
otherservices2.src="images/BtnOtherServices2.jpg";
var contact1 = new Image();
contact1.src="images/BtnContact1.jpg";
var contact2 = new Image();
contact2.src="images/BtnContact2.jpg";