//Script For Change Image
var unErrMsg1 = "お名前を入力してください。";
var unErrMsg2 = "お名前は全角30文字以内で入力してください。";
var kkErrMsg1 = "コメントを入力してください。";
var kkErrMsg2 = "コメントは全角2000文字以内で入力してください。";

function initRollovers() {
	if (!document.getElementById) return

	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_on'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_on'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}

<!--
//Script For liHoverColor
function liHoverColor() {
	if (!document.getElementById) return

	var aList = document.getElementsByTagName('li');

	for (var i = 0; i < aList.length; i++) {		
		if (aList[i].className == 'liover') {
			
			aList[i].onmouseover = function() {
				this.style.backgroundColor='#F3F3F3';
			}	
			
			aList[i].onmouseout = function() {
				this.style.backgroundColor='#FFFFFF';
			}
		}
	}
}


//Script For liHoverColor
function MTL_liHoverColor() {
	if (!document.getElementById) return

	var aList = document.getElementsByTagName('li');

	for (var i = 0; i < aList.length; i++) {		
		if (aList[i].className == 'MTL_liover') {
			
			aList[i].onmouseover = function() {
				this.style.backgroundColor='#303030';
			}	
			
			aList[i].onmouseout = function() {
				this.style.backgroundColor='#000000';
			}
		}
	}
}


//onload Script
window.onload = function(){
	initRollovers(); liHoverColor(); MTL_liHoverColor();
}


/* 
	お問い合わせsubmitのactionを変更して、submitする
 */
function questionSubmit(actionName){
	
	var objList = document.getElementsByName("questionForm");
	var obj = objList[0];
	obj.action = actionName;
	obj.submit();
	
}

/* 
	メールアドレス投稿submitのactionを変更して、submitする
 */
function mailSubmit(actionName){
	
	var objList = document.getElementsByName("mailForm");
	var obj = objList[0];
	obj.action = actionName;
	obj.submit();
	
}

//入力フォームチェック
function checkKuchikomi(){
	var unStr = document.kkform.uname.value; 
	var kkStr = document.kkform.kuchikomi.value; 
	var errMsg = "";
	if(existCheck(unStr)){
		if(errMsg != "") errMsg += "<br/>";
		errMsg += unErrMsg1;
	}
	if(lengthCheck(unStr, 60)){
		if(errMsg != "") errMsg += "<br/>";
		errMsg += unErrMsg2;
	}
	if(existCheck(kkStr)){
		if(errMsg != "") errMsg += "<br/>";
		errMsg += kkErrMsg1;
	}
	if(lengthCheck(kkStr, 4000)){
		if(errMsg != "") errMsg += "<br/>";
		errMsg += kkErrMsg2;
	}

	if(errMsg == ""){
		return true;
	}else{
		document.getElementById("alert").innerHTML = errMsg; 
		return false;
	}
}

function existCheck(str){
	trimstr = str.replace(/^[ |　]+|[ |　]+$/g, "");
	var len = trimstr.length;
	//入力チェック
	if(len == 0){
		return true;
	}
	return false;
}

function lengthCheck(str, maxLength){
	var len = str.length;

	//文字数チェック
	if(getStrByte(str) > maxLength){
		return true;
	}
	return false;
}

//バイト数算出
function getStrByte(str) {
	var count = 0;
	for(var i = 0; i < str.length; i++) {
		if (escape(str.charAt(i)).length < 4) {
			count++;
		}
		else {
			count += 2;
		}
	}
	return count;
}