JSFiddle - React, Tailwind, and code Playground

HTML

<form id="frmOnScreenKeyboard" name="frmOnScreenKeyboard">  

<table border="0" cellpadding="0" cellspacing="0" style="margin-left:20px;">
<tr>
    <td>
        <input type="text" name="txtTest1" id="txtTest1" class="mytestclass"/>
    </td>
</tr>
<tr>
    <td>
        <input type="text" name="txtTest2" id="txtTest2"/>      
    </td>
</tr>
<tr>
    <td>
        <input type="text" name="txtTest3" id="txtTest3"/>      
    </td>
</tr>

<tr>
    <td>
        <input type="button" name="butButton1" id="butButton1"/>
    </td>
</tr>

<tr>
    <td>
        <input type="password" name="txtpassword1" id="txtpassword1"/>
    </td>
</tr>
<table>


<table height="900px">
</table>

<div id="keyboard">
    <table border=1 cellpadding=0 cellspacing=0>
        <tr>
            <td>
                <div id="row2_shift">
                    <table border=1 cellpadding=0 cellspacing=0>
                    <tr>                                
                        <td><input name="a" type="button" value="A" class="testClass" /></td>
                        <td><input name="s" type="button" value="S" class="testClass" /></td>
                        <td><input name="d" type="button" value="D" class="testClass" /></td>                                                           
                    </tr>
                    </table>
                </div>
            </td>
        </tr>               
    </table>        
</div>

</form>

CSS

#keyboard {
    position: fixed;
    background: #eee;
    display: none;
    border: 1px solid #ccc;
    border-radius:7px;
    width: 700px;
    height: 240px;
    padding: 5px;
    cursor: move;
    box-shadow: -5px -5px 5px 5px #888;
    -moz-border-radius: -5px -5px 5px 5px #888;
    -webkit-border-radius: -5px -5px 5px 5px #888;
}
.testClass{
    width: 100px;
}

JavaScript

$(document).ready(function(){
        var CurrentTextBoxID = "";          

        // toggles the keyboard to show or hide when link is clicked
    $(":text").focus(function(e) {              

            CurrentTextBoxID = this.id;
            var top = ($(window).height() - $('#keyboard').height()) - 25;        
            var left = ($(window).width() - $('#keyboard').width()) / 2;

            //alert(CurrentTextBoxID + " focus In");        
            $('#keyboard').css(
                {               
                    "left": left+"px",
                    "top": top+"px"
                }
            ).toggle();

            $('#keyboard').show();
        });


        //$(":text").focusout(function() {
    $(":text").focusout(function() {                

            alert('class name : '+$(this).attr('class'));

            if($(this).attr('class') != "testClass"){
                $('#keyboard').hide();
            }


        });

        // function thats called when any of the keys on the keyboard are pressed
        $("#keyboard input").bind("click", function(e) {                    
            $('#'+CurrentTextBoxID).replaceSelection($(this).val(), true);      
        }); 
    });