Word Counter on qUICK REPLY

   $(function(){$(function(){

       var MinNumberOfWords = 5;
       var LetterCountPerWord = 3;
       var ico_compl = "http://i73.servimg.com/u/f73/18/10/89/49/ok-gre10.png";
       var ico_incompl = "http://i73.servimg.com/u/f73/18/10/89/49/exclam10.png";   
   
     if($("#text_editor_textarea").length != 0){
          $("input[type='submit'][name='post']").attr("disabled", true).css("opacity", "0.5");      
          $(".sceditor-container").after("<br/><div id='div_minchars' align='center'><div id='div_minchars_header'> Minimum words to send a message: " + MinNumberOfWords + " (at least " + LetterCountPerWord + " letters)</div><div id='div_minchars_info'></div></div>");
          
          var sceditor = $("#text_editor_textarea").sceditor("instance");                  
          var str = sceditor.val();
          var regex = new RegExp('\\w{' + LetterCountPerWord + ',}\\b', 'g');
          var str_arr = str.match(regex);
          var str_len = str_arr == null ? 0 : str_arr.length;
          
          if(str_len >= MinNumberOfWords) $("input[type='submit'][name='post']").attr("disabled", false).css("opacity", "1");
          
          sceditor.keyUp(function(e) {
             str = sceditor.val();
             str_arr = str.match(regex);
             str_len = str_arr == null ? 0 : str_arr.length;
             if(str_len >= MinNumberOfWords) {
                $("#div_minchars_info").html("You've written <span style='color:green'>" + str_len + "</span> word(s). You can now send the message <img src='" + ico_compl  + "' />");   
            $("input[type='submit'][name='post']").attr("disabled", false).css("opacity", "1");
             }else{
                $("#div_minchars_info").html("You've written <span style='color:red'>" + str_len + "</span> word(s). You need " + (MinNumberOfWords - str_len) + " word(s) to send this message <img src='" + ico_incompl  + "' />");
                $("input[type='submit'][name='post']").attr("disabled", true).css("opacity", "0.5");
             }
          });
       }
    })});