var hostname = 'http://agilemedia.jp/centrino';
var apiPass = "/conts/vote?a_id=";
var httpObj = undefined;
function addImpression(target)
{
	if(target.className == "disbledBtn") return;
	target.className = "disbledBtn";
	var myHTML = document.getElementById('s_' + target.id).innerHTML;
	if(Number(myHTML) + 3 <= 1000) myHTML = Number(myHTML) + 3;
	else myHTML = 999;
	document.getElementById('s_' + target.id).innerHTML = myHTML;
	
	
	httpObj = returnXMLHttpRequest(onComplete);
	if (httpObj)
	{
		var myURL = hostname + apiPass + target.id;
		httpObj.open("GET", myURL ,true);
		httpObj.send(null);
	}
}
function onComplete()
{
	var t = httpObj;
	if (t.readyState == 4)
	{
		var txt = '';
		switch(t.status)
		{
		case 200:
			txt = t.responseText;
			break;
		case 403:
			txt = "アクセスが拒否されました";
			break;
		case 404:
			txt = "ファイルがありません";
			break;
		}
	}
}
function returnXMLHttpRequest(cbFunc)
{
	var XMLhttpObject = null;
	try{
		XMLhttpObject = new XMLHttpRequest();
	}catch(e){
		try{
			XMLhttpObject = new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{
				XMLhttpObject = new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){
				return null;
			}
		}
	}
	if (XMLhttpObject) XMLhttpObject.onreadystatechange = cbFunc;
	return XMLhttpObject;
}