var currentid = 0;

$(function() {
    $(".titleblockmouseout").not([document.getElementById('titleblock-1'), document.getElementById('titleblock-2')]).mouseover(function() {
        var id = $(this).attr("id");

        if (currentid != id) {
            $("#" + id).removeClass("titleblockmouseout").addClass("titleblockmouseon");
            $("#" + id + ">a").css("color", "#CC0000");
            $("#" + id + "_content").removeClass("contentblockinvisible").addClass("contentblockvisible");
            $("#titleblockdefault_content").css("display", "none");
            currentid = id;
        }
    }
                );
}
     );



$(function() {
    $(".titleblockmouseout").not([document.getElementById('titleblock-1'), document.getElementById('titleblock-2')]).mouseout(function() {
        var id = $(this).attr("id");

        $("#" + id).removeClass("titleblockmouseon").addClass("titleblockmouseout");
        $("#" + id + ">a").css("color", "White");
        $("#" + id + "_content").removeClass("contentblockvisible").addClass("contentblockinvisible");
        $("#titleblockdefault_content").css("display", "block");
        currentid = 0;
    }
            );
}
     );

$(function() {
    $(".contentblockinvisible").mouseover(function() {
        $("#" + $(this).attr("id").substring(0, 11)).attr("className", "titleblockmouseon");
        $("#" + $(this).attr("id").substring(0, 11) + ">a").css("color", "Black");
        $(this).attr("className", "contentblockvisible");
        $("#titleblockdefault_content").css("display", "none");

    }

            );
}
     );

$(function() {
    $(".contentblockinvisible").mouseout(function() {
        $("#" + $(this).attr("id").substring(0, 11)).attr("className", "titleblockmouseout");
        $("#" + $(this).attr("id").substring(0, 11) + ">a").css("color", "White");
        $(this).attr("className", "contentblockinvisible");
        $("#titleblockdefault_content").css("display", "block");

    }

            );
}
     );