var current_sort = 'recent';

function switch_tab(sort) {
    if (current_sort == sort) {
        return;
    }
    
    current_sort = sort;
    
    /* clear min_id */
    min_id = -1;
    pin_images = [];
    cell_count = 0;
    
    /* clear columns */
    jQuery('.columns .column').html(' ');
    
    jQuery('.tab a.tab-option').toggleClass('active');

    return false;
};

jQuery(document).ready(function () {
    jQuery('.column').on('mouseenter', '.cell', function (e) {
        jQuery(this).addClass('cellhover');
    });
    jQuery('.column').on('mouseleave', '.cellhover', function (e) {
        jQuery(this).removeClass('cellhover');
    });
});