function SetStyle(path_num) {
var plats = navigator.platform;
var bName = navigator.appName.charAt(0);
var bVers = navigator.appVersion.charAt(0);
var bAgew = navigator.userAgent.substring(47,52);
var bAgem = navigator.userAgent.substring(51,56);


var bPath ="";
if(plats == "Win32"){
	if((bName == "N") && (bVers >= 4)){
		bPath = "wnc4";
	} if ((bName == "N") && (bVers >= 5)){
		bPath = "wnc6o";
	} if((bName == "M") && (bVers >= 4)){
		bPath = "wie";
	} else if ((bName == "O") || (bAgew == "Opera")){
		bPath = "wopera";
	}
} else if(plats == "MacPPC"){
	if((bName == "N") && (bVers >= 4)){
		bPath = "mnc4";
	} if((bName == "N") && (bVers >= 5)){
		bPath = "mnc6o";
	} if((bName == "M") && (bVers >= 4)) {
		bPath = "mie";
	} else if((bName == "O") || (bAgem == "Opera")){
		bPath = "mopera"
	}
}
if(bPath != ""){
		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 + 'style/';
	document.write('<link rel="stylesheet" type="text/css" href="'+css_path +bPath +'.css">');
}
}