function addLink(cssName){
	var i, styleSheet;
	// Enabled DOM
	if (document.getElementsByTagName) {

		for (i=0; (styleSheet = document.getElementsByTagName("link")[i]); i++) {
			if (styleSheet.getAttribute("rel").indexOf("stylesheet") != -1) {
				styleSheet.disabled = true;
				if (styleSheet.getAttribute("title") == cssName) styleSheet.disabled = false;
			}
		}
		return false;
	}
	// Enabled document.styleSheets
	styleSheet = document.styleSheets;
	if (styleSheet.length > 0) {
		for (i=0; i<styleSheet.length; i++) {
			styleSheet[i].disabled = (styleSheet[i].title != cssName) ? true : false;
		}
		return false;
	}
	return true;
}

function attachListen(func){
	if (window.addEventListener) {
		window.addEventListener("load",func,false);
	} else if (window.attachEvent){
		window.attachEvent("onload",func);
	} else{
		window.onload = getck();
	}
}

function setck(val){ //cookieの保存

	ckary = new Array();
	ckary[0] = val;
//	ckary[1] = document.ck.sessid.value;
	ckstr = escape(ckary[0]);
//	var i = 1;
//	while (ckary[i]){
//		ckstr += "%00" + escape(ckary[i]);
//		i++;
//	}
	document.cookie = "TS1_ck=" + ckstr + "; path=/; expires=Tue, 1-Jan-2030 00:00:00 GMT;";

	if (val == 1){
		addLink("BSheet");
	}else{
		addLink("SSheet");
	}

}

function getck(){//cookieの呼び出し

	ckary = new Array();
	cklng = document.cookie.length;
	ckary = document.cookie.split("; ");
	ckstr = "";
	var i = 0;
	while (ckary[i]){
		if (ckary[i].substr(0,7) == "TS1_ck="){
			ckstr = ckary[i].substr(7,ckary[i].length);
			break;
		}
		i++;
	}
	ckary = ckstr.split("%00");
	if (ckary[0] == 1){
		addLink("BSheet");
	}else{
		addLink("SSheet");
	}

}

attachListen(getck);