function isSpace(str) {
	var i;

	for(i = 0; i < str.length; i++) {
		if (str.charAt(i) != ' ' && str.charAt(i) != '　') return false;
	}
	return true;
}

function isNumber(str) {
	if (str.match(/^[0-9\.]+$/)) return true;
	return false;
}

function isTelNum(str) {
	if (str.match(/^[0-9-]+$/)) return true;
	return false;
}

function isURL(str) {
	var tmp, ary;

	if (str.toLowerCase().substr(0, 7) == 'http://') {
		tmp = str.substr(7);
	} else if (str.toLowerCase().substr(0, 8) == 'https://') {
		tmp = str.substr(8);
	} else {
		tmp = str;
	}
	ary = tmp.split('/');
	tmp = ary[0];
	if (tmp.match(/^[\w\.-]+\.\w{2,}$/)) return true;
	return false;
}

function isEmail(str) {
	if (str.match(/^[\w_\.-]+@[\w\.-]+\.\w{2,}$/)) return true;
	return false; 
}

function isPWD(str) {
	if (str.length < 4 || str.length > 20) return false;
	if (str.match(/^[\w]+$/)) return true;
	return false;
}

function timeoutCheck() {
}

function httpRequest(target_url, functionReference) {
	var useragent = navigator.userAgent.toLowerCase();

	try {
		if (window.XMLHttpRequest) {
			httpObj = new XMLHttpRequest();
		} else if (window.ActiveXObject) {
			httpObj = new ActiveXObject("Microsoft.XMLHTTP");
		} else {
			httpObj = false;
		}
	} catch (e) {
		httpObj = false;
		
	}
	if (!httpObj) {
		httpObjGenerateFail();
	}
	
	timerId = setInterval('timeoutCheck()', 1000);

	httpObj.open("GET", target_url, true);
	if (useragent.indexOf("firefox") != -1 || useragent.indexOf("opera") != -1 || useragent.indexOf("safari") != -1) {
		httpObj.onload = function() {
			functionReference(httpObj.responseText);
		}
	} else {
		httpObj.onreadystatechange = function() {
			if (httpObj.readyState == 4) {
				clearInterval(timerId);
				if (httpObj.status == 200) {
					functionReference(httpObj.responseText);
				} else {
					return false;
				}
			}
		}
	}
	
	httpObj.send('');
}

function httpRequestSync(target_url) {
	var response = '';
	var useragent = navigator.userAgent.toLowerCase();

	try {
		if (window.XMLHttpRequest) {
			httpObj = new XMLHttpRequest();
		} else if (window.ActiveXObject) {
			httpObj = new ActiveXObject("Microsoft.XMLHTTP");
		} else {
			httpObj = false;
		}
	} catch (e) {
		httpObj = false;
	}
	if (!httpObj) {
		httpObjGenerateFail();
	}

	httpObj.open("GET", target_url, false);
	if (useragent.indexOf("firefox") != -1 || useragent.indexOf("opera") != -1 || useragent.indexOf("safari") != -1) {
		httpObj.onload = function() {
			response = httpObj.responseText;
		}
	} else {
		httpObj.onreadystatechange = function() {
			if (httpObj.readyState == 4) {
				if (httpObj.status == 200) {
					response = httpObj.responseText;
				}
			}
		}
	}

	httpObj.send('');
	
	return response;
}

function fncAdd(tid, sid) {
	var cookies = new Array();
	var tidlist;
	var element;
	var exist;
	var str;
	var i;

	if (document.cookie) {
		element = document.cookie.split('; ');
		for (i = 0; i < element.length; i++) {
			str = element[i].split('=');
			cookies[str[0]] = str[1];
		}
	}
	if (cookies['trainerid']) {
		exist = false;
		element = (unescape(cookies['trainerid'])).split(',');
		for (i = 0; i < element.length; i++) {
			if (element[i] == tid) {
				exist = true;
				break;
			}
		}
		if (exist) {
			tidlist = unescape(cookies['trainerid']);
			alert('既にリストに追加されています。');
		} else {
			tidlist = unescape(cookies['trainerid']) + ',' + tid;
			sidlist = unescape(cookies['searchid']) + ',' + sid;
			alert('リストに追加しました。');
		}
	} else {
		tidlist = tid;
		sidlist = sid;
		alert('リストに追加しました。');
	}
	document.cookie='trainerid=' + escape(tidlist) + '; path=/;'
	document.cookie='searchid=' + escape(sidlist) + '; path=/;'
}