<input type='password' id='passwd'/>
<script>
document.getElementById('passwd').onkeyup = function(){
	var password = document.getElementById('passwd').value;
	var hasNum = /[0-9]/.test(password);
	var hasCap = /[A-Z]/.test(password);
	console.log("Input " + password + " has cap? " + hasCap + " has num? " + hasNum);
};
</script>