javascript - How can I trigger onclick function when I press enter button?

I use the code below to update the url link based on user text input:

Right now it works pretty fine when someone clicks the submit button. What I want is to make it also work when a user press the enter button. Fiddle HERE

Answer

Try with this:

$(document).keypress(function(e) {
 if(e.which == 13) {

    var url = "/tag/";
    url += $('#q').val();
    window.location = url;
 }
});