<!DOCTYPE html>
<html>
<body>
<p id="demo"></p>
Enter Number One<input type="text" name="no1" id="1"><br>
Enter Number Two<input type="text" name="no2" id="2"><br>
<button onclick="myadd()">Press</button>
<p id="dem"></p>
<script>
function myadd()
{
var y=document.getElementById("1");
var x=document.getElementById("2");
var a=y.value;
var b=x.value;
if(a=="")
{
alert("Please Enter No 1");
return
}
if(b=="")
{
alert("Please Enter No 2");
return
}
if(a==b)
{
alert("No cannot be Same");
return
}
else
{
var c=parseInt(a)+parseInt(b);
document.getElementById("demo").innerHTML="On Adding"+c;
var e=parseInt(b)/parseInt(a);
document.getElementById("dem").innerHTML="On Division"+e;
}}
</script>
</body>
</html>
<html>
<body>
<p id="demo"></p>
Enter Number One<input type="text" name="no1" id="1"><br>
Enter Number Two<input type="text" name="no2" id="2"><br>
<button onclick="myadd()">Press</button>
<p id="dem"></p>
<script>
function myadd()
{
var y=document.getElementById("1");
var x=document.getElementById("2");
var a=y.value;
var b=x.value;
if(a=="")
{
alert("Please Enter No 1");
return
}
if(b=="")
{
alert("Please Enter No 2");
return
}
if(a==b)
{
alert("No cannot be Same");
return
}
else
{
var c=parseInt(a)+parseInt(b);
document.getElementById("demo").innerHTML="On Adding"+c;
var e=parseInt(b)/parseInt(a);
document.getElementById("dem").innerHTML="On Division"+e;
}}
</script>
</body>
</html>
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