var navCoachA = new Image();  navCoachA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/coaching_w.jpg";
var navCoachB = new Image();  navCoachB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/coaching_y.jpg";

var navTeamA = new Image();  navTeamA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/team_w.jpg";
var navTeamB = new Image();  navTeamB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/team_y.jpg";

var navResolutionA = new Image();  navResolutionA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/resolution_w.jpg";
var navResolutionB = new Image();  navResolutionB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/resolution_y.jpg";

var navMbtiA = new Image();  navMbtiA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/mbti_w.jpg";
var navMbtiB = new Image();  navMbtiB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/mbti_y.jpg";

var navSuccessionA = new Image();  navSuccessionA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/succession_w.jpg";
var navSuccessionB = new Image();  navSuccessionB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/succession_y.jpg";

var navAboutA = new Image();  navAboutA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/about_w.jpg";
var navAboutB = new Image();  navAboutB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/about_y.jpg";

var navNeedsA = new Image();  navNeedsA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/needs_w.jpg";
var navNeedsB = new Image();  navNeedsB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/needs_y.jpg";

var navSupportA = new Image();  navSupportA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/support_w.jpg";
var navSupportB = new Image();  navSupportB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/support_y.jpg";

var navPresentationA = new Image();  navPresentationA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/presentation_w.jpg";
var navPresentationB = new Image();  navPresentationB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/presentation_y.jpg";

var navContactA = new Image();  navContactA.src = "http://homepages.internet.lu/asouris/evolution/images/nav/contact_w.jpg";
var navContactB = new Image();  navContactB.src = "http://homepages.internet.lu/asouris/evolution/images/nav/contact_y.jpg";