selectAll.click(function(e) { if($(this).is(':checked')) { selectAllLabel.hide(); deselectAllLabel.show(); langs.attr('checked','checked'); } else { selectAllLabel.show(); deselectAllLabel.hide(); langs.prop('checked',''); } langs.change(); }); invertSelect.click(function() { langs.each(function(i) { if($(this).is(':checked')) { $(this).prop('checked',''); } else { $(this).attr('checked','checked'); } }); langs.change(); }); langs.change(function() { var checknum = 0; langs.each(function(i) { if($(this).is(':checked')) { checknum = checknum+1; $(this).change(function() { checknum = checknum-1; }) } }); if(checknum==langs.length) { selectAll.attr('checked','checked'); selectAllLabel.hide(); deselectAllLabel.show(); } if(checknum<langs.length) { selectAll.prop('checked',''); selectAllLabel.show(); deselectAllLabel.hide(); } });
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林水游