// CSS File Call
function call_css (path_num){
	mac=(navigator.appVersion.indexOf('Mac') != -1)?true:false;
	ie=(navigator.appName.charAt(0) == "M")?true:false;
	if(mac){
		//FOR MACINTOSH IE and NN
		cssfile = 'mac_font.css';
	}
	else{
		if(ie){
		//FOR WINDOWS IE
			cssfile = 'win_ie.css';
		}
		else{
		//FOR WINDOWS NN
			cssfile = 'win_ns.css';
		}
	}
	switch(path_num){
		case '':
			css_path = '/';
			break;
		case 0:
			css_path = '';
			break;
		default:
			css_path = '';
			for (i = 0; i < path_num; i++){
				css_path = css_path + '../';
			}
			break;
	}
	css_path = css_path + 'css/' + cssfile;
	document.write('<LINK rel="stylesheet" type="text/css" href="' + css_path + '">');
}