// Javascript Fehler unterdruecken
onerror = stopError;
function stopError()
{
return true;
}

// Umgebungsvariablen auslesen

	// convert all characters to lowercase to simplify testing
    var agt=navigator.userAgent.toLowerCase();

    // *** BROWSER VERSION ***
    // Note: On IE5, these return 4, so use is_ie5up to detect IE5.
    var is_major = parseInt(navigator.appVersion);
    var is_minor = parseFloat(navigator.appVersion);

    // Note: Opera and WebTV spoof Navigator.  We do strict client detection.
    // If you want to allow spoofing, take out the tests for opera and webtv.
    var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
    var is_nav2 = (is_nav && (is_major == 2));
    var is_nav3 = (is_nav && (is_major == 3));
    var is_nav4 = (is_nav && (is_major == 4));
    var is_nav4up = (is_nav && (is_major >= 4));
    var is_navonly      = (is_nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );
    var is_nav6 = (is_nav && (is_major == 5));
    var is_nav6up = (is_nav && (is_major >= 5));
    var is_gecko = (agt.indexOf('gecko') != -1);
    var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
    var is_ie3    = (is_ie && (is_major < 4));
    var is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
    var is_ie4up  = (is_ie && (is_major >= 4));
    var is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
    var is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
    var is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
    var is_ie5_5up =(is_ie && !is_ie3 && !is_ie4 && !is_ie5);
    var is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );
    var is_ie6up  = (is_ie && !is_ie3 && !is_ie4 && !is_ie5 && !is_ie5_5);

    // KNOWN BUG: On AOL4, returns false if IE3 is embedded browser
    // or if this is the first browser window opened.  Thus the
    // variables is_aol, is_aol3, and is_aol4 aren't 100% reliable.
    var is_aol   = (agt.indexOf("aol") != -1);
    var is_aol3  = (is_aol && is_ie3);
    var is_aol4  = (is_aol && is_ie4);
    var is_aol5  = (agt.indexOf("aol 5") != -1);
    var is_aol6  = (agt.indexOf("aol 6") != -1);

    var is_opera = (agt.indexOf("opera") != -1);
    var is_opera2 = (agt.indexOf("opera 2") != -1 || agt.indexOf("opera/2") != -1);
    var is_opera3 = (agt.indexOf("opera 3") != -1 || agt.indexOf("opera/3") != -1);
    var is_opera4 = (agt.indexOf("opera 4") != -1 || agt.indexOf("opera/4") != -1);
    var is_opera5 = (agt.indexOf("opera 5") != -1 || agt.indexOf("opera/5") != -1);
    var is_opera5up = (is_opera && !is_opera2 && !is_opera3 && !is_opera4);

    var is_webtv = (agt.indexOf("webtv") != -1); 

    var is_TVNavigator = ((agt.indexOf("navio") != -1) || (agt.indexOf("navio_aoltv") != -1)); 
    var is_AOLTV = is_TVNavigator;

    var is_hotjava = (agt.indexOf("hotjava") != -1);
    var is_hotjava3 = (is_hotjava && (is_major == 3));
    var is_hotjava3up = (is_hotjava && (is_major >= 3));
	var is_mac = (navigator.appVersion.indexOf("Mac") != -1);



// Bookmark it

function Bookmark()
	{
	url=parent.frames.pda.location.href;
	//	document.URL;
	title=parent.frames.pda.document.title;
	if (is_nav4) alert('Als Netscape-UserIn einfach die Tastenkombination: "STRG"+"D" drücken!')
	else if (is_nav6up) alert('Als Netscape-UserIn einfach die Tastenkombination: "STRG"+"G" drücken!')
	else if (is_opera) alert('Als Opera-UserIn einfach die Tastenkombination: "STRG"+"T" drücken!')
	else window.external.AddFavorite(url,title)
	}

// IFRAME nachladen

function iframeIt()
	{
	slr=self.location.href;
	if ((slr=="http://www.pocket-webdesign.com/")+(slr=="http://www.pocketpc-webdesign.de/")+(slr=="http://www.webdesign-pda.de/")) slr="";
	else slr="?"+slr;
	ZielDatei = "http://www.pocket-webdesign.de/iframe/"+slr;
	ZielDateiPro = "http://www.pocket-webdesign.de/iframe_pro/"+slr;
	ZielDateiProNS = "http://www.pocket-webdesign.de/iframe_prons/"+slr;
	if ((is_ie5up)*(!is_mac)) ZielDatei=ZielDateiPro;
	if (is_nav6up) ZielDatei=ZielDateiProNS;
	w=getWindowWidth();
	h=getWindowHeight();
	if  ((!top.FramesetGeladen)*(top.window.name!="iframeIt")*(w>350)*(h>370))
		{
		if (document.images) top.location.replace(ZielDatei); 
		else top.location.href = ZielDatei ;
		}
	}

function getWindowWidth()
	{
	if (window.innerWidth) 
		{
		return window.innerWidth;
		}
	else
		{
		return document.body.clientWidth;
		}
	}
	
function getWindowHeight()
	{
	if (window.innerHeight) 
		{
		return window.innerHeight;
		}
	else
		{
		return document.body.clientHeight;
		}
	}