var home = new Image();
        var homemo = new Image();
        var aboutus = new Image();
        var aboutusmo = new Image();
        var interactivesolutions = new Image();
        var interactivesolutionsmo = new Image();
        var projectionscreens = new Image();
        var projectionscreensmo = new Image();
        var visooh = new Image();
        var visoohmo = new Image();
        var softwarecontent = new Image();
        var softwarecontentmo = new Image();
        var contactus = new Image();
        var contactusmo = new Image();
                                    
        home.src="images/nav/btnhome.png";
        homemo.src="images/nav/btnhomemo.png";
        aboutus.src="images/nav/btnaboutus.png";
        aboutusmo.src="images/nav/btnaboutusmo.png";                
        interactivesolutions.src="images/nav/btninteractivesolutions.png";
        interactivesolutionsmo.src="images/nav/btninteractivesolutionsmo.png"; 
        projectionscreens.src="images/nav/btnprojectionscreens.png";
        projectionscreensmo.src="images/nav/btnprojectionscreensmo.png"; 
        visooh.src="images/nav/btnvisooh.png";
        visoohmo.src="images/nav/btnvisoohmo.png"; 
        softwarecontent.src="images/nav/btnsoftwarecontent.png";
        softwarecontentmo.src="images/nav/btnsoftwarecontentmo.png"; 
        contactus.src="images/nav/btncontactus.png";
        contactusmo.src="images/nav/btncontactusmo.png";    
        
        //home.src="images/nav/btnhome.jpg";
        //homemo.src="images/nav/btnhomemo.jpg";
        //aboutus.src="images/nav/btnaboutus.jpg";
        //aboutusmo.src="images/nav/btnaboutusmo.jpg";                
        //interactivesolutions.src="images/nav/btninteractivesolutions.jpg";
        //interactivesolutionsmo.src="images/nav/btninteractivesolutionsmo.jpg"; 
        //projectionscreens.src="images/nav/btnprojectionscreens.jpg";
        //projectionscreensmo.src="images/nav/btnprojectionscreensmo.jpg"; 
        //visooh.src="images/nav/btnvisooh.jpg";
        //visoohmo.src="images/nav/btnvisoohmo.jpg"; 
        //softwarecontent.src="images/nav/btnsoftwarecontent.jpg";
        //softwarecontentmo.src="images/nav/btnsoftwarecontentmo.jpg"; 
        //contactus.src="images/nav/btncontactus.jpg";
        //contactusmo.src="images/nav/btncontactusmo.jpg";