//preload
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];}}
}


//rollover
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_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];}
}


//font size change
var key01="fontsize";
var nn4=document.layers;
var fs_flag="none";

var fs_big=95;
var fs_normal=80;
var fs_small=75;
var fontsize01;

function get_font_size_change(key01){
	temp01=document.cookie+";";
	i=temp01.indexOf(key01,0);
	if(i!=-1){
		i+=(key01.length+1);
		j=temp01.indexOf(";",i);
		value01=temp01.substring(i,j);
		fs_flag="on";
		return(unescape(value01));
	}return("");
}

function init_font_size_change(){
	fontsize01=get_font_size_change(key01);
	if(nn4){
		
	}else{
		if(fontsize01=="small"){
			fontsize02=fs_small;
		}else if(fontsize01=="big"){
			fontsize02=fs_big;
		}else{
			fontsize02=fs_normal;
		}
		if(document.body){
			document.body.style.fontSize=fontsize02+"%";
		}
	}
}

function set_font_size_change(fsc01){
	document.cookie=key01+"="+fsc01+";path=/;expires=Thu, 1-Jan-2030 00:00:00;";
	location.reload();
}

function write_font_size_change(){
	var onoff=fontsize01;
	var mac_ie="off";
	var mac_ie_true="off";
	if(navigator.userAgent.indexOf("Safari")!=-1){
		//safari
		mac_ie="on";
	}else if(navigator.appVersion.charAt(0) >= "4"){
		if(navigator.appName.charAt(0)=="M" && navigator.platform.charAt(0)=="M"){
			//mac_ie
			mac_ie="on";
			mac_ie_true="on";
		}
	}
	document.write("<img src=/images/size_1.gif alt=文字サイズ width=54 height=22 align=absmiddle />");

	document.write("<a href=");
	if(mac_ie=="on"){
		document.write("javascript:set_font_size_change('small');");
	}else{
		document.write("#");
	}
	document.write(" onclick=set_font_size_change('small'); onkeypress=set_font_size_change('small');><img src=/images/size_s");
	if(onoff=="small"){
		document.write("_on");
	}
	document.write(".gif alt=小 name=small align=absmiddle /></a>");

	document.write("<a href=");
	if(mac_ie=="on"){
		document.write("javascript:set_font_size_change('normal');");
	}else{
		document.write("#");
	}
	document.write(" onclick=set_font_size_change('normal'); onkeypress=set_font_size_change('normal');><img src=/images/size_m");
	if(fs_flag=="none"){
		document.write("_on");
	}else if(onoff=="normal"){
		document.write("_on");
	}
	document.write(".gif alt=中 name=normal align=absmiddle /></a>");

	document.write("<a href=");
	if(mac_ie=="on"){
		document.write("javascript:set_font_size_change('big');");
	}else{
		document.write("#");
	}
	document.write(" onclick=set_font_size_change('big'); onkeypress=set_font_size_change('big');><img src=/images/size_l");
	if(onoff=="big"){
		document.write("_on");
	}
	document.write(".gif alt=大 name=big align=absmiddle /></a>");

	if(mac_ie_true=="on"){
		document.write("<br clear=all>");
	}else{
		document.write("");
	}

}