$(document).ready(function() {

    $('.searchImageButton').click(function() {
        window.location.href = 'searchresults.aspx?query=' + escape($('.searchBox').val());
    });

    $('.searchBox').keydown(function(e) {
        var code = (e.keyCode ? e.keyCode : e.which);
        if (code == 13) {
            $('.searchImageButton').click();
        }
    });

});