HTML Forms: <fieldset disabled>

Adds the disabled attribute to fieldset elements in Chrome and Safari. currently removeAttribute('disabled') and setAttribute('disabled', ...) will not work as expected.

HTML

<div class="row RowPadding">
								<div class="col-sm-1"></div>
								<div class="col-sm-10">
									<div class="form-group inputDnD">
										<form:input
											class="form-control-file text-warning font-weight-bold image-file"
											path="imageOne" type="file" accept="image/*" name="imageOne"
											id="imageOne" size="50" onchange="readUrl(this)"
											data-title="Desktop-Wallpaper Wallpaper(1920X1080px)"></form:input>
										</span> <span class="fileinput-filename"></span> 
									</div>
									<span id="imageOne_image" style="color: red;"></span>
									 <span id="errordesk" style="color: red;display: none;" >Invalid Desktop Image</span>
								</div>
								
							</div>