<!-- The return false prevents the page from being reloaded -->
<form onsubmit="register(this); return false">
<label for="name">Your name</label>
<input type="text" id="name" required>
<label for="character">Character name</label>
<!-- The return false prevents the page from being reloaded -->
<form onsubmit="register(this); return false">
<label for="name">Your name</label>
<input type="text" id="name" required>
<label for="character">Character name</label>