homeon= new Image();
homeon.src= 'img/home_on.gif';
homeoff= new Image();
homeoff.src= 'img/home_off.gif';

downon= new Image();
downon.src= 'img/downloads_on.gif';
downoff= new Image();
downoff.src= 'img/downloads_off.gif';

prodon= new Image();
prodon.src= 'img/products_on.gif';
prodoff= new Image();
prodoff.src= 'img/products_off.gif';

companyon= new Image();
companyon.src= 'img/company_on.gif';
companyoff= new Image();
companyoff.src= 'img/company_off.gif';

serveon= new Image();
serveon.src= 'img/services_on.gif';
serveoff= new Image();
serveoff.src= 'img/services_off.gif';

allyon= new Image();
allyon.src= 'img/alliances_on.gif';
allyoff= new Image();
allyoff.src= 'img/alliances_off.gif';