[Demo] CheckBox Click When Disabled

[Demo] CheckBox Click When Disabled

by dying_sakura

HTML

<form>
<input type="file" name="filename" id="filename" />
<input type="submit"  name="save"  value="save" id="save" style="display:none" />
</form>

JavaScript

$(document).ready(function () {
$("#filename").on('change',function(event){
 		filename=$(this).val();
    if(filename!==''){
    $("#save").css('display','block');
 }
})
});