Increment/decrement the value of a field using jquery

Question

I am getting a wrong output when i alert this, it shows '01'

<input type="hidden" id="hidNavigation" name="hidNavigation" value="0" />

alert($("#hidNavigation").val($("#hidNavigation").val() + 1));

I am a newbie using jquery, please help me how to increment/decrement values in jquery.

Thanks, Nash

Answer 1

alert($("#hidNavigation").val(parseInt($("#hidNavigation").val()) + 1));

Answer 2

$("#hidNavigation").get(0).value++

Simply reposted from comment to @DarinDimitrov answer ... credits to @northamerican