/* JavaScript File by robert_riemann@web.de */
function Fensterweite () {
  if (window.innerWidth) {
    return window.innerWidth;
  } else if (document.body && document.body.offsetWidth) {
    return document.body.offsetWidth;
  } else {
    return 0;
  }
}

function Fensterhoehe () {
  if (window.innerHeight) {
    return window.innerHeight;
  } else if (document.body && document.body.offsetHeight) {
    return document.body.offsetHeight;
  } else {
    return 0;
  }
}
function winresize() {
 resize();
}



/* Überwachung von Netscape initialisieren */
if (!window.Weite && window.innerWidth && (location.href.indexOf("Lesen.php") > -1) ) {
  window.onresize = winresize;
  Weite = Fensterweite();
  Hoehe = Fensterhoehe();
}
function resize() {
    if( resize.arguments.length > 0 ) {  //Höhe geteilt durch Breite
        imgProp = resize.arguments[0];
    } else {
		imgProp = 1/Math.sqrt(2);
		/*
		bild = new Image();
		bild.src = document.getElementById('screenImage').src;
		document.getElementById('screenImage').title = bild.height;
		if(bild.height > 0)
		    imgProp = bild.height/bild.width;
		*/
	}
    if( resize.arguments.length > 1 ) {
        maxHeight = resize.arguments[1];
    } else {
        maxHeight = 470;
        maxHeight = Fensterhoehe() - 60;
	}
    var ist = document.getElementById('screenImage').width;
    var soll = Fensterweite() - 190;
    if( soll > (maxHeight/imgProp) )  {
        soll = maxHeight/imgProp;
    }
    document.getElementById('screenImage').width = Math.round(soll);
    document.getElementById('screenImage').height = Math.round(soll*imgProp);
}
function handleNavigation( selectID )
{
	if( selectID.options[selectID.selectedIndex].value > -1 )
	{
		xajax_handleSelectChange( selectID.name, selectID.options[selectID.selectedIndex].value );
	}
}
function goPage( direction )
{
	soll = document.getElementById('pages').selectedIndex + direction;
	if( ( soll < document.getElementById('pages').options.length ) &&  (soll > 0) ) {
	    xajax_handleSelectChange( document.getElementById('pages').name, document.getElementById('pages').options[document.getElementById('pages').selectedIndex + direction].value );
	    document.getElementById('pages').selectedIndex = soll;
	} else alert("Bitte Kapitel wählen");
}
emailE=('mail@' + 'holleyball.org');