var brows = navigator.appVersion;
	var platform = new browser('unkown');
		browser.platform = 'unkown';
	var maker = new browser('unkown');
		browser.maker = 'unkown';
	var version = new browser('unkown');
		browser.version = 'unkown';
	function browser(info){ 
		this.browser = info; 
		}

	function setplatform(it){  browser.platform = it;  return; }	
	function setversion(it){   browser.version = it;  return;  }	
	function setmaker(it){     browser.maker = it;  return;    }

	(brows.indexOf('Macintosh') != -1) ? setplatform('Macintosh') : no = 'no';
	(brows.indexOf('Win') != -1) ? setplatform('Windows') : no = 'no';
	(brows.indexOf('MSIE') != -1) ? setmaker('Exploder') : no = 'no';
	(brows.indexOf('Nav') != -1) ? setmaker('Netscape') : no = 'no';
	(brows.indexOf('3.') != -1) ? setversion('3') : no = 'no';
	(brows.indexOf('4.') != -1) ? setversion('4') : no = 'no';
	(brows.indexOf('5.') != -1) ? setversion('5') : no = 'no';