function popActivites(act_id, class_cat)
{
    var bgcolor = '';
    switch (class_cat) {
        case 'CALevent1':
            bgcolor = '#AF421F';
            break;
        case 'CALevent2':
            bgcolor = '#7F904D';
            break;
        case 'CALevent3':
            bgcolor = '#00A5E4';
            break;
        case 'CALevent4':
        default:
            bgcolor = '#E9AC21';
            break;

    }
    var pop_html = MM_findObj('l' + act_id).innerHTML;
    //var pop_html = MM_findObj('test1').innerHTML;
    return overlib(pop_html, FGCOLOR, '#FFFFFF', BGCOLOR, bgcolor, TEXTCOLOR, '#FFFFFF', STICKY, LEFT, CLOSETEXT, 'X', CAPTION, act_id, WIDTH, 250, CLOSECLICK, CAPTIONFONTCLASS, 'TexteBlancCaption', CLOSEFONTCLASS, 'TexteBleu2', CELLPAD, 5 );
} // function