if(navigator.userAgent.indexOf("PLAYSTATION 3") != -1 || navigator.userAgent.indexOf("PSP") != -1)	{
  var height = window.innerHeight ? window.innerHeight : document.documentElement.clientHeight;
  if(height > 900){
    var css = "style_import_1080.css";
    document.write("<style type=\"text/css\">@import url(\"../css/" + css + "\");</style>");
  }else if(height < 600)	{
    var css = "sd_last.css";
    document.write("<style type=\"text/css\">@import url(\"../css/" + css + "\");</style>");
  }
}