some jquery code

jQuery(function() {

$('input#searchbox').keypress(function(event) {

if (event.keyCode == 13) {

$("#btnsearchgo").click();

}

else if (event.keyCode == 8) {

search2();

}

else {

//get text from search box + last typed letter

v = $('input#searchbox').val() + String.fromCharCode(event.charCode);

//delay the calling of the function

clearTimeout($.data(this, 'timer'));

var wait = setTimeout(search, 300);

$(this).data('timer', wait);

}

});

function search() {

var e = document.getElementById("ddlExchange");

var x = e.options[e.selectedIndex].value;

//alert(v);

$.getJSON("somecode.aspx?code=" + x + "&src=" + v,

function(data) {

//alert(JSON.stringify(data));

$('input#searchbox').jsonSuggest(data, { maxResults: 8, onSelect: callback });

}

);

}

});