$(document).ready(function() {
    // toggles the slickbox on clicking the noted link
    $('a#toggle-ebrief').click(function() {
        $('#home-science-ebriefs-content').toggle(400);
        togglePlus('#ebrief-plus');
        return false;
    });
    $('a#toggle-ebrief-img').click(function() {
        $('#home-science-ebriefs-content').toggle(400);
        togglePlus('#ebrief-plus');
        return false;
    });
    $('a#toggle-newsletter').click(function() {
        $('#home-science-newsletters-content').toggle(400);
        togglePlus('#newsletter-plus');
        return false;
    });
    $('a#toggle-newsletter-img').click(function() {
        $('#home-science-newsletters-content').toggle(400);
        togglePlus('#newsletter-plus');
        return false;
    });
    $('a#toggle-fact').click(function() {
        $('#home-science-fact-content').toggle(400);
        togglePlus('#fact-plus');
        return false;
    });
    $('a#toggle-fact-img').click(function() {
        $('#home-science-fact-content').toggle(400);
        togglePlus('#fact-plus');
        return false;
    });
    //$('a#toggle-help').click(function() {
    //    $('#home-science-helpful-content').toggle(400);
    //    togglePlus('#help-plus');
    //    return false;
    //});
});

function togglePlus(imgId) {
    if ($(imgId).attr('src') == '/images/btn_openList.gif') {
        $(imgId).attr('src', '/images/btn_closeList.gif');
    }
    else {
        $(imgId).attr('src', '/images/btn_openList.gif');
    }
}