function getCookie(item) {
    var i, index, arr;
    arr = document.cookie.split(";");
    for(i = 0; i < arr.length; i++) {
        index = arr[i].indexOf("=");
        if(arr[i].substring(0, index) == item || 
                arr[i].substring(0, index) == " " + item)
            return arr[i].substring(index + 1);
    }
    return "";
}

function setCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function dispFileIntoElement(url,elm){
	var xmlhttp = createXMLHttpRequest();
	if (xmlhttp) {
		xmlhttp.open("GET", url, false);
		xmlhttp.send(null);
		if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
			document.getElementById(elm).innerHTML = xmlhttp.responseText;
		}
	}
	return false;
}

function getFile() {
	var xmlhttp = createXMLHttpRequest();
	var filename = "/all_thread.txt";
	if (xmlhttp) {
		xmlhttp.open("GET", filename, false);
		xmlhttp.send(null);
		if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
			document.getElementById("all_thread").innerHTML = xmlhttp.responseText;
		}
	}
	return null;
}

function getIP(){
	var xmlhttp = createXMLHttpRequest();
	if (xmlhttp) {
		xmlhttp.open("GET", '/cgi-local/checkIP.cgi', false);
		xmlhttp.send(null);
		if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
			return xmlhttp.responseText;
		}
	}
	return '';
}

function createXMLHttpRequest() {
   return this.XMLHttpRequest ? 
      new XMLHttpRequest() : new ActiveXObject("Microsoft.XMLHTTP");
}

function jump(obj) {
  var url = obj.options[obj.selectedIndex].value;
  location.href = url;
}

function submitRes(elm) {
  if(elm.name.value == '') {
    alert("名前を入力または匿名を選択してください。");
    return false;
  } else if(elm.body.value == '') {
    alert("本文を入力してください。");
    return false;
  } else {
//    var hostName = getIP();
//    var conFirm = confirm("投稿してもよろしいですか？\n\n※投稿データと共に以下のホスト情報がサーバーに記録されます。\n" + hostName);

    var conFirm = confirm("投稿します。誤字脱字・書き間違いはありませんか？");
    if(conFirm) {
      setCookie('name_local',encodeURIComponent(elm.name.value),90);
      elm.submit.disabled = true;
    }
    return conFirm;

  }
}

function submitThread(elm) {
  if(elm.name.value == '') {
    alert("名前を入力または匿名を選択してください。");
    return false;
  } else if(elm.body.value == '') {
    alert("本文を入力してください。");
    return false;
  } else if(elm.title.value == '') {
    alert("題名を入力してください。");
    return false;
  } else {
//    var hostName = getIP();
//    var conFirm = confirm("投稿してもよろしいですか？\n\n※投稿データと共に以下のホスト情報がサーバーに記録されます。\n" + hostName);

    var conFirm = confirm("投稿します。誤字脱字・書き間違いはありませんか？");
    if(conFirm) {
      setCookie('name_local',encodeURIComponent(elm.name.value),90);
      elm.submit.disabled = true;
    }
    return conFirm;
  }
}

function checkQueryStr(form) {
	if(!form.q.value){
		alert('検索条件を入力してください。');
		form.q.focus();
		return false;
	} else {
		return true;
	}
}

function selectTokumei(elm) {
  if(elm.tokumei.options[elm.tokumei.selectedIndex].value != '#') {
    elm.name.value = elm.tokumei.options[elm.tokumei.selectedIndex].value;
  }
}

function openThreadMakingForm(){
  if (document.getElementById("thread_making_form").style.display == "block") {
    document.getElementById("thread_making_form").style.display = "none";
  } else {
    document.getElementById("thread_making_form").style.display = "block";
  }
}

function openBlock(name){
  if (document.getElementById(name).style.display == "block") {
    document.getElementById(name).style.display = "none";
  } else {
    document.getElementById(name).style.display = "block";
  }
}

function switchSearch(name){
    document.getElementById('sw_thread').style.display = "none";
    document.getElementById('sw_res').style.display = "none";
    document.getElementById('sw_new').style.display = "none";
    document.getElementById(name).style.display = "block";
}

function switchTab(id,num){
	if(id == 'map'){
		document.getElementById("mibbs_map").style.visibility = "";
		document.getElementById("mibbs_map").style.display = "block";
		document.getElementById("mibbs_main").style.display = "none";
		document.getElementById("mibbs_detail").style.display = "none";
		if(!map){
			loadMap(num);
		} else if(num == 0){
			openInfoWindow(0);
		} else if(num){
			openInfoWindow(num);
		}
	} else if(id == 'bbs') {
		document.getElementById("mibbs_main").style.display = "block";
		document.getElementById("mibbs_detail").style.display = "none";
		document.getElementById("mibbs_map").style.visibility = "hidden";
		document.getElementById("mibbs_right").style.display = "block";
	} else {
		document.getElementById("mibbs_main").style.display = "none";
		document.getElementById("mibbs_detail").style.display = "block";
		document.getElementById("mibbs_map").style.visibility = "hidden";
		document.getElementById("mibbs_right").style.display = "block";
	}
	return false;
}


function reloadFrame () {
  if (document.all)
    document.bukkenFrame.location.reload();
  else
    self.bukkenFrame.location.reload();
}