<!DOCTYPE html>
<html lang="en-US">
<body>
<script>
var i, j;
// First Part
for(i=1; i<=5; i++)
{
for(j=1; j<i*2; j++)
{
if(j%2 == 0)
document.write("*");
else
document.write(String.fromCharCode(i+64));
}
document.write("<br>");
}
// Second Part
for(i=4; i>=1; i--)
{
for(j=1; j<i*2; j++)
{
if(j%2 == 0)
document.write("*");
else
document.write(String.fromCharCode(i+64));
}
document.write("<br>");
}
</script>
</body>
</html>