JS count plus/minus

index.html

<div id="input_div">
    <input type="text" size="25" value="1" id="count">
    <input type="button" value="-" id="moins" onclick="minus()">
    <input type="button" value="+" id="plus" onclick="plus()">
</div>
<div id="notice" style="color:red;"></div>

js-count-plus-minus.markdown

JS count plus/minus

A Pen by Andrey Lavrov on CodePen.

License.

script.js

    var count = 1;
    var countEl = document.getElementById("count");

    function plus(){  
        count++;
        countEl.value = count;
      if (count > 8) {
          document.getElementById('notice').innerHTML = "We currently don't have this quantity readily available which may impact our turn-around time.";
        }
    }
    function minus(){
      if (count > 1) {
        count--;
        countEl.value = count;
        if (count < 8) {
          document.getElementById('notice').innerHTML = "";
        }
      }  
    }

scripts

<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>