var forside = {



    inc: 10,

    book: null,



    go: function() {


 var text = document.getElementById('padding');     
 text.style.display = 'none';
 
 document.getElementById('book').style.backgroundImage='url(img/bg3.gif)';
 
        var pos = 1 * forside.book.style.backgroundPosition.split("px")[0];



        if (pos === -120) {

            forside.done();
			

        } else {

            forside.book.style.backgroundPosition = (pos + forside.inc) + 'px 0px';

        }



    },



    init: function() {

        forside.book = document.getElementById('book');
		
        forside.book.style.backgroundPosition = (1 * forside.book.style.backgroundPosition.split("px")[0])+'px 0px';



        forside.interval = setInterval(forside.go, 20);

    },



    done: function() {

document.getElementById('book').style.backgroundImage='url(img/bg3.gif)';

 var text = document.getElementById('padding');     
 text.style.display = '';
        clearInterval(forside.interval);
        clearInterval(underside.interval);
		clearInterval(kontakt.interval);		

    }



}






var kontakt = {



    inc: 10,

    book: null,



    go: function() {


 var text = document.getElementById('padding');     
 text.style.display = 'none';
 
 document.getElementById('book').style.backgroundImage='url(img/bg4.gif)';
 
        var pos = 1 * kontakt.book.style.backgroundPosition.split("px")[0];



        if (pos === -120) {

            kontakt.done();
			

        } else {

            kontakt.book.style.backgroundPosition = (pos + kontakt.inc) + 'px 0px';

        }



    },



    init: function() {

        kontakt.book = document.getElementById('book');

        kontakt.book.style.backgroundPosition = (1 * kontakt.book.style.backgroundPosition.split("px")[0])+'px 0px';



        kontakt.interval = setInterval(kontakt.go, 20);

    },



    done: function() {



 var text = document.getElementById('padding');     
 text.style.display = '';
        clearInterval(kontakt.interval);
        clearInterval(underside.interval);
        clearInterval(forside.interval);
    }



}






var underside = {



    inc: -10,

    book: null,



    go: function() {

		var text = document.getElementById('padding');

        text.style.display = 'none';

document.getElementById('book').style.backgroundImage='url(img/bg3.gif)';

        var pos = 1 * underside.book.style.backgroundPosition.split("px")[0];



        if (pos === -530) {

            underside.done();

        } else {

            underside.book.style.backgroundPosition = (pos + underside.inc) + 'px 0px';

        }



    },



    init: function() {



        underside.book = document.getElementById('book');

        underside.book.style.backgroundPosition = (1 * underside.book.style.backgroundPosition.split("px")[0])+'px 0px';


        underside.interval = setInterval(underside.go, 20);

    },



    done: function() {



 var text = document.getElementById('padding');     
 text.style.display = '';
        clearInterval(underside.interval);
		clearInterval(kontakt.interval);
        clearInterval(forside.interval);
    }



}









 
 

 
 






document.getElementById('forside').onclick = underside.init;
document.getElementById('profil').onclick = forside.init;
document.getElementById('produkter').onclick = forside.init;
document.getElementById('garanti').onclick = forside.init;
document.getElementById('referencer').onclick = forside.init;
document.getElementById('kontakt').onclick = kontakt.init;