//ajax
var http_request = false;

function makeRequest(url, idname) {
    http_request = false;

    if (window.XMLHttpRequest) { // Mozilla, Safari,...
        http_request = new XMLHttpRequest();
        if (http_request.overrideMimeType) {
            http_request.overrideMimeType('text/xml');
        }
    } else if (window.ActiveXObject) { // IE
    try {
        http_request = new ActiveXObject("Msxml2.XMLHTTP");
        } catch (e) {
            try {
                http_request = new ActiveXObject("Microsoft.XMLHTTP");
                    } catch (e) {}
            }
    }

    if (!http_request) {
        alert('Cannot create an XMLHTTP instance');
        return false;
    }
    http_request.onreadystatechange = function() { alertContents(http_request, idname); };
    http_request.open('GET', url, true);
    http_request.send(null);
}

function alertContents(http_request, idname) {
    if (http_request.readyState == 4) {
        if (http_request.status == 200) {
            document.getElementById(idname).innerHTML = http_request.responseText;
        } else {
            alert('There was a problem with the request.');
        }
    }else{
        document.getElementById(idname).innerHTML = '<img src="/images/loading.gif" alt="" style="display: block; padding: 50px 0 127px 25px;" />';
    }
}

////left form send/////
function send_button() {
  if(document.s_form.city2.value == "0") document.s_form.sub.disabled = true;
  else                                   document.s_form.sub.disabled = false;  
}
function send_form() {
  if(document.s_form.napr.value == 'o') {
    document.forms.s_form.action = "/search/"+document.s_form.city.value+"/"+document.s_form.city2.value+"/o";  
  }else{
    document.forms.s_form.action = "/search/"+document.s_form.city.value+"/"+document.s_form.city2.value;
  }
  //alert(url);
}

function m_form(m_id) {
  document.m_form.marsh_id.value = m_id;
  document.forms.m_form.submit();
}