<div>
I tried to call a function from a function that calculates a value.<br />
<br />
and wanted to display the value on clicking of a button.<br />
<br />
When I did that button gets disappeared. <br />
<br />
Your solution is correct. Thank you.
</div>


<div>
<div class="content wysiwyg-content">
Hi<br />
<br />
I am new to java script to HTML. Below is my code. <br />
which displays a button. Problem is the button disappears after the execution onclick function.<br />
<br />
Can you help me to fix this.<br />
<br />
&lt;html&gt;<br />
&lt;head&gt;<br />
&lt;title&gt; My first java script program &lt;/title&gt;<br />
&lt;style type=&quot;text/css&quot;&gt; <br />
&nbsp; &nbsp; #play_button {<br />
&nbsp; &nbsp; position:absolute;<br />
&nbsp; &nbsp;<br />
&nbsp; &nbsp; top: 50px;<br />
&nbsp; &nbsp; left: 200px;<br />
&nbsp; &nbsp;<br />
}<br />
&nbsp;&lt;/style&gt;<br />
&lt;/head&gt;<br />
&lt;script type = &quot;text/javascript&quot;&gt;<br />
function addnumbers(x,y){<br />
var x = x+y;<br />
return x; <br />
}<br />
function printnumbers(){<br />
var x = addnumbers(12,23);<br />
document.write(x);<br />
}<br />
//document.write(addnumber<wbr />s(1,2));<br />
&lt;/script&gt;<br />
&lt;Form&gt;<br />
&lt;div id = &quot;play_button&quot; &gt;<br />
&lt;input &nbsp;type = &quot;button&quot; value=&quot;click&quot; onclick = &quot;printnumbers(); return false;&quot;&gt;&lt;/input&gt; <br />
&lt;/div&gt;<br />
&lt;/Form&gt;<br />
&lt;/html&gt;
</div>
</div>


Hi

I am new to java script to HTML. Below is my code. 
which displays a button. Problem is the button disappears after the execution onclick function.

Can you help me to fix this.

<html>
<head>
<title> My first java script program </title>
<style type="text/css"> 
    #play_button {
    position:absolute;
   
    top: 50px;
    left: 200px;
   
}
 </style>
</head>
<script type = "text/javascript">
function addnumbers(x,y){
var x = x+y;
return x; 
}
function printnumbers(){
var x = addnumbers(12,23);
document.write(x);
}
//document.write(addnumbers(1,2));
</script>
<Form>
<div id = "play_button" >
<input  type = "button" value="click" onclick = "printnumbers(); return false;"></input> 
</div>
</Form>
</html>

Java script, button disappears after clicked.

JavaScript is a dynamic, object-based language commonly used for client-side scripting in web browsers. Recently, server side JavaScript frameworks have also emerged. JavaScript runs on nearly every operating system and  in almost every mainstream web browser.

JavaScript

HTML (HyperText Markup Language) is the main markup language for creating web pages and other information to be displayed in a web browser, providing both the structure and content for what is sent from a web server through the use of tags. The current implementation of the HTML specification is HTML5.