if(navigator.userAgent.indexOf("PLAYSTATION 3") != -1)	{
	var width = window.innerWidth ? window.innerWidth : document.documentElement.offsetWidth;
	var height = window.innerHeight ? window.innerHeight : document.documentElement.offsetHeight;
	if(height > 720){
		if(width < 1632){
			//1080p/1080i, normal
			var css = "style_import_1080.css";
		}else{
			//1080p/1080i, full
			var css = "style_import_1080.css";
		}
	}else if(height > 480){
		if(width < 1088){
			//720p, normal
			var css = "style_import.css";
		}else{
			//720p, full
			var css = "style_import.css";
		}
	}else if(height > 0){
		if(width >= 640 && height < 480){
			//480p/NTSC 16:9
			var css = "style_import_480.css";
		}else{
			//480p/NTSC 4:3
			var css = "style_import_480.css";
		}
	}
}else if(navigator.userAgent.indexOf("PSP") != -1)	{
	var css = "style_import_psp.css";
}else	{
	var css = "style_import.css";
}

document.write("<style type=\"text/css\">@import url(\"/css/" + css + "\");</style>");