// ------------------------------------------------------------
// XMLHttpRequest オブジェクトを作成する関数
// ------------------------------------------------------------
function XMLHttpRequestCreate(){
	try{
		return new XMLHttpRequest();
	}catch(e){}
	try{
		return new ActiveXObject('MSXML2.XMLHTTP.6.0');
	}catch(e){}
	try{
		return new ActiveXObject('MSXML2.XMLHTTP.3.0');
	}catch(e){}
	try{
		return new ActiveXObject('MSXML2.XMLHTTP');
	}catch(e){}

	return null;
}

function getHttp(url){
	var domain  = document.domain;
	url = 'https://'+domain+url;

	var req = XMLHttpRequestCreate();

	req.onreadystatechange = function (){
		switch(req.readyState){
			case 4:
				if(req.status == 0){
				}else{
					if((200 <= req.status && req.status < 300) || (req.status == 304)){

					}
				}
			break;
		}
	};
	req.open('GET', url, false);
	req.send();
	var ret = req.response;
	req.abort();
	return ret;
}



function post(url, postData, elm){
	var domain  = document.domain;
	url = 'https://'+domain+url;

	var req = XMLHttpRequestCreate();

	req.open("POST" , url, true);
	req.onreadystatechange = function (){
		switch(req.readyState){
			case 4:
				if(req.status == 0){
				}else{
					if((200 <= req.status && req.status < 300) || (req.status == 304)){
						if(document.getElementById(elm) != null){
							document.getElementById(elm).innerHTML = req.responseText;
						}else{
							alert(req.responseText);
						}
					}
				}
			break;
		}
	};
	req.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	req.send(postData);
}

function dbUp(url, postData, elm){
	var domain  = document.domain;
	url = 'https://'+domain+url;

	var req = XMLHttpRequestCreate();

	req.open("POST" , url, true);
	req.onreadystatechange = function (){
		switch(req.readyState){
			case 4:
				if(req.status == 0){
				}else{
					if((200 <= req.status && req.status < 300) || (req.status == 304)){
						if(req.responseText){
							alert("登録しました");
							document.getElementById(elm).value = req.responseText;
						}else{
							alert("更新しました");
						}

					}
				}
			break;
		}
	};
	req.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	req.send(postData);
}

function get(url, elm){
	var domain  = document.domain;
	url = 'https://'+domain+url;

	var req = XMLHttpRequestCreate();

	req.open("GET" , url);
	req.onreadystatechange = function (){
		switch(req.readyState){
			case 4:
				if(req.status == 0){
				}else{
					if((200 <= req.status && req.status < 300) || (req.status == 304)){
						if(document.getElementById(elm) != null){
							document.getElementById(elm).innerHTML = req.responseText;
						}else{
							alert(req.responseText);
						}
					}
				}
			break;
		}
	};
	req.send();
}


function postRemove(url, elm){
	var domain  = document.domain;
	url = 'https://'+domain+'/'+url;

	var req = XMLHttpRequestCreate();

	req.open("GET" , url);
	req.onreadystatechange = function (){
		switch(req.readyState){
			case 4:
				if(req.status == 0){
				}else{
					if((200 <= req.status && req.status < 300) || (req.status == 304)){
						alert("削除しました");
					}
				}
			break;
		}
	};
	req.send();
}

// ------------------------------------------------------------
// XMLHttpRequest オブジェクトを作成
// ------------------------------------------------------------
var xhr = XMLHttpRequestCreate();

// ------------------------------------------------------------
// XHR 通信の状態が変化するたびに実行されるイベント
// ------------------------------------------------------------
xhr.onreadystatechange = function (){

	switch(xhr.readyState){
	case 4:
		// ------------------------------------------------------------
		// XHR 通信失敗
		// ------------------------------------------------------------
		if(xhr.status == 0){

			alert("XHR 通信失敗");

		// ------------------------------------------------------------
		// XHR 通信成功
		// ------------------------------------------------------------
		}else{

			// ------------------------------------------------------------
			// リクエスト成功
			// ------------------------------------------------------------
			if((200 <= xhr.status && xhr.status < 300) || (xhr.status == 304)){

				alert("変更しました。");

			// ------------------------------------------------------------
			// リクエスト失敗
			// ------------------------------------------------------------
			}else{

				//alert("その他の応答:" + xhr.status);

			}
		}
		break;
	}
};



// ------------------------------------------------------------
// 「POST メソッド」「接続先 URL」を指定
// ------------------------------------------------------------
//var url = "http://example.com/test.cgi";
//xhr.open("POST" , url);

// ------------------------------------------------------------
// 「送信データ」を指定、XHR 通信を開始する
// ------------------------------------------------------------
//var send_data = "送信テスト";
//xhr.send(send_data);

function page_send(element){
	var target = document.getElementById(element);
	target.method = "post";
	target.submit();
}

function triggerEvent(element, event) {
   if (document.createEvent) {
       // IE以外
       var evt = document.createEvent("HTMLEvents");
       evt.initEvent(event, true, true ); // event type, bubbling, cancelable
       return element.dispatchEvent(evt);
   } else {
       // IE
       var evt = document.createEventObject();
       return element.fireEvent("on"+event, evt)
   }
}