Типа пример...
<!DOCTYPE html>
<html ng-app>
<head>
<!--
<script src='http://code.jquery.com/jquery-latest.js'></script>
<script src="http://code.angularjs.org/1.1.4/angular.min.js"></script>
<link rel='stylesheet type=text/css href=tmp.css' />
-->
<style type='text/css'>
</style>
<script type='text/javascript'>
window.onload=function(){
setTimeout(function(){
document.getElementsByName('battle')[0].parentNode.submit();
},1000);
};
</script>
</head>
<body>
<form action="" method="POST">
<input type="hidden" name = "enemy" value="36"/>
<input type="submit" value="Выбрать" name="battle" title="Выбрать" />
<input type="button" value="Обновить" onclick="location.reload();"/>
</form>
</body>
</html>