$(document).ready(function(){


        $('.id-logos a').each(function(){
                cacheImage( $(this).attr('non_active_picture') );
                cacheImage( $(this).attr('active_picture')     );
                cacheImage( $(this).attr('big_picture')     );
            });


        $('.id-logos a').livequery("click", function(){

            $('.id-logos a').each(function(){
                $(this).css('background-image', 'url(' + $(this).attr('non_active_picture') + ')' );
            })

            $(this).css('background-image', 'url(' + $(this).attr('active_picture')  + ')' );


        });

    });