function ChangeStyle(styleTitle)
{
  var sheets = document.styleSheets;
  var images = new Array('SS','MM','LL');
  if (sheets){
    for (var i = 0; i < sheets.length; i++){
      if (styleTitle && sheets[i].title == styleTitle){
        sheets[i].disabled = false;
      }else{
        sheets[i].disabled = true;
        document.getElementById(styleTitle).src = "/b_hp/img/" + styleTitle + "2.gif";
        for (j=0; j<=2; j++){
          if(images[j] != styleTitle){
            document.getElementById(images[j]).src = "/b_hp/img/" + images[j] + "1.gif";
          }
        }
      }
    }
  }
}

function FontZoom(){
	if(navigator.appName=="Microsoft Internet Explorer"){
		document.write("<IMG SRC=\"/b_hp/img/fontsize.gif\" WIDTH=\"75\" HEIGHT=\"18\" ALT=\"文字サイズ\" BORDER=\"0\" ALIGN=\"absmiddle\">");
		document.write("<a href=\"#\" onclick=\"javascript:ChangeStyle('SS');\"><img src=\"/b_hp/img/SS2.gif\" name=\"SS\" id=\"SS\" border=\"0\"></a>");
		document.write("<a href=\"#\" onclick=\"javascript:ChangeStyle('MM');\"><img src=\"/b_hp/img/MM1.gif\" name=\"MM\" id=\"MM\" border=\"0\"></a>");
		document.write("<a href=\"#\" onclick=\"javascript:ChangeStyle('LL');\"><img src=\"/b_hp/img/LL1.gif\" name=\"LL\" id=\"LL\" border=\"0\"></a>");
	}
}


function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}

MM_reloadPage(true);

var ns = (navigator.appName=="Netscape") ;
var ie = (navigator.appName=="Microsoft Internet Explorer") ;
var Mac = (navigator.appVersion.indexOf("Mac") != -1);

url = "/b_hp/css/";
if (Mac)
{
	if (ie) style="macie";
	if (ns) style="macns";
}
else
{
	if (ie) style="winie";
	if (ns) style="winns";
}
document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="'+url+style+'.css" title="SS">');
document.write('<LINK REL="alternate stylesheet" TYPE="text/css" HREF="'+url+'MM.css" title="MM">');
document.write('<LINK REL="alternate stylesheet" TYPE="text/css" HREF="'+url+'LL.css" title="LL">');