/* User Agent (Browserkennung) auf einen bestimmten Browsertyp prüfen */
function checkName(name){
	var agent = navigator.userAgent.toLowerCase();
	if (agent.indexOf(name.toLowerCase())>-1) {
		return true;
	} else {
		return false;	//veraendert
	}
}
urlin = "start.php?content=home";
urlout = "form/browser.html";

//Internet Explorer 7.0 Test
if(checkName('MSIE')){
	var pos = navigator.userAgent.indexOf('MSIE');
	var Version = navigator.userAgent.substring(pos + +5);
	var Version = Version.substring(0,2);
	if (Version >= 7) {
		window.location=urlin;
	} else {
		window.location=urlout;
	}
}

//Opera 9.0 Test
if(checkName('opera')){
	var pos = navigator.userAgent.lastIndexOf('/');
	var Version = navigator.userAgent.substring(pos + 1);
	var Version = Version.substring(0,2);
	if (Version >= 9) {
		window.location=urlin;
	} else {
		window.location=urlout;
	}
}

//Safari 3.0 Test
if(checkName('safari')){
	var pos = navigator.userAgent.indexOf('Version');
	var Version = navigator.userAgent.substring(pos + 8); //(, navigator.userAgent.lastIndexOf('Safari')-1)
	var Version = Version.substring(0,2);
	if (Version >= 3) {
		window.location=urlin;
	} else {
		window.location=urlout;
	}
}

//Firefox 2.0 Test
if(checkName('firefox')){
	var pos = navigator.userAgent.lastIndexOf('/');
	var Version = navigator.userAgent.substring(pos + 1);
	var Version = Version.substring(0,2);
	if (Version >= 2) {
		window.location=urlin;
	} else {
		window.location=urlout;
	}
}

//Netscape Test
if(checkName('netscape')){
	window.location=urlout;
}

//restlichen Browser abfragen und weiterleiten
if (checkName('MSIE')!=true && checkName('opera')!=true && checkName('safari')!=true && checkName('firefox')!=true && checkName('netscape')!=true) {
	window.location=urlout;
}