var f = document.getElementById("f");
var sample = document.getElementById("sample");
var div = document.getElementById("twit");

f.run.onclick = function()
{
	var tx = f.area1.value;
	if (!tx) return false;
	var a = "";
	var hai = tx.replace(/@\w+\s/, "");
	a = hai.replace(/\s?\[.*\-.*\-.*\-.*\]/, "");
	hai = a.replace(/\s?\-n?q/, "");
	
	var hai_len = hai.length;
	a = 14 - hai_len;
	if (hai_len != 14){
		if (hai_len > 14){
			var b = a - a - a;
			sample.innerHTML = "牌の数が" + hai_len + "個で" + b + "個多いです。";
		} else {
			sample.innerHTML = "牌の数が" + hai_len + "個で" + a + "個足りません。";
		}
		document.getElementById('twit').style.display = 'none';
		return false;
	} else {
		sample.innerHTML = "個数はバッチリです。";
	}

	var lf = ( f.lfcd.checked === true ? "n" : "" ); //匿名かチェック
	if(f.tensa.value > 1000){
		f.tensa.value = "";
	}
	var kankyou = "[" + f.kyoku.value + "-" + f.junme.value + "-" + f.ie.value + "-" + f.dora.value + "-" + f.juni.value + "-" + f.tensa.value + "]";

	f.area1.value = "@nanikiru " + hai + " " + kankyou + " -" + lf + "q";
	div.innerHTML = '<a href="http://twitter.com/home?status=' + "@nanikiru " + hai + " " + kankyou + " -" + lf + 'q" target="_blank" style="color: #0000ff;">　　　twitterで投稿する　　　</a>';
	document.getElementById('twit').style.display = 'inline';
};

f.reset.onclick = function()
{
	f.area1.value = "@nanikiru ";
	document.getElementById('twit').style.display = 'none';
	sample.innerHTML = "あと14文字";
};