jquery to check when a someone starts typing in to a field

Question

$(\'a#next\').click(function() {
    var tags = $(\'input[name=tags]\');

    if(tags.val()==\'\'){

    tags.addClass(\'hightlight\');  
    return false; 
    }else{
          


        

Answer 1

You want the focus event.

  $('a#next').focus(function() {
      $('#formcont').fadeIn('slow');
  });