var isSubmit = false;
var isSubmitMode = false;

function startSubmitMode() {
	isSubmitMode = true;
}

function endSubmitMode() {
	isSubmitMode = false;
}

function startSubmit() {
	isSubmit = true;
}

function endSubmit() {
	isSubmit = false;
}

function canSubmit() {
	return !isSubmit;
}

function submitForm(form) {
	if (canSubmit()) {
		startSubmit();
		form.submit();
	}
}

function monitorSubmit() {
	return isSubmitMode && canSubmit();
}

function canGetObect() {
	return navigator.userAgent.indexOf("Netscape6") == -1;
}

function canSetDisplayInline() {
	return navigator.userAgent.indexOf("MSIE") != -1 && navigator.userAgent.indexOf("Opera") == -1;
}

function canSetDisplayBlock() {
	return navigator.userAgent.indexOf("MSIE") != -1 && navigator.userAgent.indexOf("Opera") == -1 && navigator.userAgent.indexOf("Mac") != -1;
}

function getObject(id) {
	if (!canGetObect()) {
		return undefined;
	}
	var object = document.getElementById && document.getElementById(id) || document.all && document.all(id);
	return object;
}

function setNondisplay(id) {
	var object = getObject(id);
	if (object && object.style) {
		object.style.display = "none";
	}
	else if (object) {
		object.display = "none";
	}
}

function setDisplay(id) {
	var object = getObject(id);
	if (object && object.style) {
		if (canSetDisplayBlock()) {
			object.style.display = "block";
		}
		else if (canSetDisplayInline()) {
			object.style.display = "inline";
		}
		else {
			object.style.display = "";
		}
	}
	else if (object) {
		object.display = "";
	}
}

function isNeedLoading() {
	return navigator.appName.indexOf("Netscape") != -1 && navigator.appVersion.indexOf("4.7") != -1;
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function showHide(id) {
	var disp = document.getElementById(id).style.display;
	if(disp == "block") {
		document.getElementById(id).style.display = "none";
	}
	else {
		document.getElementById(id).style.display = "block";
	}
	return false;
}

function hideShow(id) {
	var disp = document.getElementById(id).style.display;
	if(disp == "none") {
		document.getElementById(id).style.display = "block";
	}
	else {
		document.getElementById(id).style.display = "none";
	}
	return false;
}

function setInnerText(id, text) {
	var object = getObject(id);
	if (object && object.innerHTML) {
		object.innerHTML = text;
	}
	else if (object && object.innerText) {
		object.innerText = text;
	}
}

function displaySwitch(result, id) {
	if (result) {
		setDisplay(id);
	}
	else {
		setNondisplay(id);
	}
}

function splitString(string, length) {
	var array = new Array();
	
	for (var i = 0; i < string.length; i += length) {
		array.push(string.substring(i, i + length));
	}
	
	return array;
}

function splitString4Right(string, length) {
	var array = new Array();
	var adder = string.length % length;
	adder = (adder == 0) ? length : adder;
	
	for (var i = 0; i < string.length; i += adder) {
		adder = (i == 0) ? adder : length;
		array.push(string.substring(i, i + adder));
	}
	
	return array;
}

function formatCurrency(amount) {
	var items = (amount + "").split(".");
	return splitString4Right(items[0], 3).join(",") + ((items.length > 1) ? "." + items[1] : "");
}

function closeWindow() {
	if (!top.name) {
		top.name = "anonymous";
	}
	window.open("", top.name);
	top.close();
}

function getCheckedRadioIndex(radioObject) {
	var index = -1;
	if (radioObject.length) {
		for (var i = 0; i < radioObject.length; i++) {
			if (radioObject[i].checked) {
				index = i;
				break;
			}
		}
	}
	
	return index;
}

function clickTargetValueRadio(radioObject, value) {
	if (radioObject.length) {
		for (var i = 0; i < radioObject.length; i++) {
			if (radioObject[i].value == value) {
				radioObject[i].click();
				break;
			}
		} 
	}
	else if (radioObject.value == value) {
		radioObject.click();
	}
}

function clearRadio(radioObject) {
	if (radioObject.length) {
		for (var i = 0; i < radioObject.length; i++) {
			radioObject[i].checked = false;
		}
	}
	else if (radioObject.value == value) {
		radioObject.checked = false;
	}
}

function getCheckedRadioValue(radioObject) {
	var value;
	if (radioObject.length) {
		var checkedIndex = getCheckedRadioIndex(radioObject);
		if (checkedIndex >= 0) {
			value = radioObject[checkedIndex].value;
		}
	}
	else if (radioObject.checked) {
		value = radioObject.value;
	}
	
	return value;
}

function setCheckedRadioIndex(radioObject, index, checked) {
	if (radioObject.length) {
		if (index >= 0) {
			radioObject[index].checked = checked;
		}
	}
	else {
		radioObject.checked = checked;
	}
}

function setCheckedRadioValue(radioObject, value, checked) {
	if (radioObject.length) {
		for (var i = 0; i < radioObject.length; i++) {
			if (radioObject[i].value == value) {
				radioObject[i].checked = checked;
				break;
			}
		} 
	}
	else if (radioObject.value == value) {
		radioObject.checked = checked;
	}
}

function extend(superClass, constructorMethod, methods) {
	var inheritanceClass = constructorMethod;
	inheritanceClass.prototype = superClass;
	for (var key in methods) {
		inheritanceClass.prototype[key] = methods[key];
	}
	return inheritanceClass;
}

function getElementArray(formName, elementName) {
	var array = new Array();
	
	if (document.forms[formName]) {
		for (var i = 0; i < document.forms[formName].elements.length; i++) {
			if (document.forms[formName].elements[i].name == formName + ":" + elementName) {
				array.push(document.forms[formName].elements[i]);
			}
		}
	}
	
	return array;
}

function decodeHtmlUnicode(data){
	return data.replace(/&#([0-9]{2,5});/g, function(str, replaceStr){return String.fromCharCode(replaceStr);});
}

function convertHttpUrl(url){
	return url.replace('https', 'http');
}


function setCookie(key, value) {
	string = key + "=" + value +";";
	document.cookie = string;
}

function getCookie(key){
	string = document.cookie + ";";
	value = string.indexOf(key, 0);
	if (value != -1) {
		string = string.substring(value, string.length);
		start = string.indexOf("=" ,0) + 1;
		end = string.indexOf(";", start);
		return(string.substring(start, end));
	}
	return("");
}

function replaceLineFeed(targetString, replaceString) {
	text = targetString;
	text = text.replace(/\r\n/g, replaceString);
	text = text.replace(/\n/g, replaceString);
	return text;
}

function replaceLineFeedToSpace(string) {
	return replaceLineFeed(string, " ");
}

function replaceLineFeedToNull(string) {
	return replaceLineFeed(string, "");
}

var week = ["日","月","火","水","木","金","土"];

function getDayOfWeek(dateString) {
	var date = new Date(dateString);
	return week[date.getDay()];
}