function formSubmitById(formId){
	form = document.getElementById(formId);
	form.submit();
}


function formSubmitByIdPlus(formId, hidden_name, hidden_value){
	form = document.getElementById(formId);
	var elem = document.createElement("input");
	elem.setAttribute('type', 'hidden');
	elem.setAttribute('name', hidden_name);
	elem.setAttribute('value', hidden_value);
	form.appendChild(elem);
	form.submit();
	form.removeChild(elem);
}



var fontSizeArray = [];
fontSizeArray[0] = 'xx-small';
fontSizeArray[1] = 'x-small';
fontSizeArray[2] = 'small';
fontSizeArray[3] = 'medium';
fontSizeArray[4] = 'large';
fontSizeArray[5] = 'x-large';
fontSizeArray[6] = 'xx-large';

var defaultFontCode = 2;
var minFontCode = 0;
var maxFontCode = 4;

function changeFont(id) {

    var font_size = readCookie('font-size');
    if(!(font_size.match(/[0-6]/))){
     	font_size = defaultFontCode;
 	    createCookie('font-size', font_size, 365);
    }
    var elements = document.getElementsByTagName('body');
    if(id == 'st'){
    	font_size = (parseInt(font_size) - 1);
    } else if(id == 'lt') {
    	font_size = (parseInt(font_size) + 1);
    }
    if(parseInt(font_size) < minFontCode || parseInt(font_size) > maxFontCode){
		return ;
    }
    elements[0].style.cssText =  'font-size:'+fontSizeArray[font_size];
    createCookie('font-size', font_size, 365);

}



function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else{ 
		expires = "";
	}
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');

	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0){
			return c.substring(nameEQ.length,c.length);
		}
	}
	return "";
}

function redirectURL(tgt) {
	var lst = tgt.split('#');
	var type = '';
	var mov = '';
	if (lst.length > 0) {
		type = lst[0];
		if (lst.length > 1) {
			mov = '#'+lst[1];
		}
	}
	if (type=='inquiry') {
		location.href="https://ssl.royalcollection.co.jp/inquiry/index.php?controller=inquiry"+mov;
	}
	return "";
}