JSFiddle - React, Tailwind, and code Playground

HTML

<label>
	<select class="allselect" onChange="checkValidFormInput(this.name)" name="typeselect" id="typeselect">
	<option value="off">Select...</option>
	<option value="normalshoes">normalshoes</option>
	<option value="smallshoes">smallshoes</option>
	<option value="bigshoes">bigshoes</option>
	<option value="coats">coats</option>
	<option value="regularpants">regularpants</option>
	<option value="bigpants">bigpants</option>
	<option value="tshirt">tshirt</option>
	<option value="long">long</option>
	<option value="big">big</option>
	<option value="dress">dress</option>
	<option value="hats">hats</option>
	<option value="bags">bags</option>
	<option value="glasses">glasses</option>
	<option value="other">other</option>	
	</select> 
	</label>
	<div id="typeselectIMG" class="status"><img src="http://oi62.tinypic.com/2d0l214.jpg" alt="OK" class="IMGself"></div>
	<div id="secondstep">
	<input type="text" class="quantity" onKeyPress="checkValidFormInput(this.name)"  name="quantity" id="quantity">	 
	<div id="quantityIMG" class="status"><img src="http://oi62.tinypic.com/2d0l214.jpg" alt="OK" class="IMGself"></div>
	</div>

CSS

.status {display:inline;visibility:hidden;}
#secondstep {visibility:hidden;}
.IMGself {vertical-align:-10px; width: 45px;}

JavaScript

function checkValidFormInput(id) {
			var idValue = document.getElementsByName(id)[0];
			var Valueit = idValue.value;
					if (id == 'typeselect') {
						if (idValue != '' && Valueit != 'off') {
						document.getElementById(id + 'IMG').style.visibility = 'visible';
						document.getElementById('secondstep').style.visibility = 'visible';
						}
						if (Valueit == 'off') {
						document.getElementById(id + 'IMG').style.visibility = 'hidden';
						document.getElementById('quantityIMG').style.visibility = 'hidden';
						document.getElementById('secondstep').style.visibility = 'hidden';
						
						}
					}
					if (id == 'quantity') {
						function testallthetime() {
						if (Valueit != '') {
						document.getElementById(id + 'IMG').style.visibility = 'visible';
						document.getElementById('secondstep').style.visibility = 'visible';
						}
						if (Valueit == '') {
						document.getElementById(id + 'IMG').style.visibility = 'hidden';
						document.getElementById('secondstep').style.visibility = 'visible';
						}
						}
						setInterval(testallthetime(),1);

					}
			}