function CloseForm() {
    $('#fade , #feedback_form').fadeOut(function() {
        $('#fade').remove();
        $('#loginwin').remove();
    });
}
function OpenForm() {
    $.post('/feedback_form.html', function(data) {
        $('body').append(data);
        $('#feedback_form').fadeIn();
        $('body').append('<div id="fade"></div>');
        $('#fade').css({ 'filter': 'alpha(opacity=80)' }).fadeIn();
    });
}

$(function() {
    $('#feedback_link').click(function() {
        OpenForm();
        return false;
    });

    $('a.feedbackform_close, #fade').live('click', function() {
        CloseForm();
        return false;
    });

    $("#submit_feedback").live('click', function() {
        $.post('/', { ajax: true, params: "", name: "ajax_feedback", fio: $("#fio").val(), mail: $("#mail").val(), phone: $("#phone1").val(), note: $("#note").val() }, function(_answer) {
            $("#feedback_form input").css("border", "auto");
            if (trim(_answer) == "ok") {
                CloseForm();
            }
            else {
                if (_answer) {
                    var json_answer = eval(_answer);
                    for (var i = 0; i < json_answer.length; i++) {
                        $("#" + json_answer[i]).css("border", "solid 1px red");
                    }
                }
            }
        });
    });
});

function trim(str, charlist) {
    // Strips whitespace from the beginning and end of a string  
    // 
    // version: 1109.2015
    // discuss at: http://phpjs.org/functions/trim
    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: mdsjack (http://www.mdsjack.bo.it)
    // +   improved by: Alexander Ermolaev (http://snippets.dzone.com/user/AlexanderErmolaev)
    // +      input by: Erkekjetter
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +      input by: DxGx
    // +   improved by: Steven Levithan (http://blog.stevenlevithan.com)
    // +    tweaked by: Jack
    // +   bugfixed by: Onno Marsman
    // *     example 1: trim('    Kevin van Zonneveld    ');
    // *     returns 1: 'Kevin van Zonneveld'
    // *     example 2: trim('Hello World', 'Hdle');
    // *     returns 2: 'o Wor'
    // *     example 3: trim(16, 1);
    // *     returns 3: 6
    var whitespace, l = 0,
        i = 0;
    str += '';

    if (!charlist) {
        // default list
        whitespace = " \n\r\t\f\x0b\xa0\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u200b\u2028\u2029\u3000";
    } else {
        // preg_quote custom list
        charlist += '';
        whitespace = charlist.replace(/([\[\]\(\)\.\?\/\*\{\}\+\$\^\:])/g, '$1');
    }

    l = str.length;
    for (i = 0; i < l; i++) {
        if (whitespace.indexOf(str.charAt(i)) === -1) {
            str = str.substring(i);
            break;
        }
    }

    l = str.length;
    for (i = l - 1; i >= 0; i--) {
        if (whitespace.indexOf(str.charAt(i)) === -1) {
            str = str.substring(0, i + 1);
            break;
        }
    }

    return whitespace.indexOf(str.charAt(0)) === -1 ? str : '';
}