function setActiveStyleSheet(title) {
var i, a, main, current;
if (title) {
current = getActiveStyleSheet();
if (title == current) {
return;
}
if (title == 'activateleftbox') {
if (current == 'noleftbox') {
title = 'default';
} else {
if (current == 'noboxes') {
title = 'norightbox';
}
}
} else {
if (title == 'activaterightbox') {
if (current == 'norightbox') {
title = 'default';
} else {
if (current == 'noboxes') {
title = 'noleftbox';
}
}
} else {
if (title == 'norightbox') {
if (current == 'noleftbox') {
title = 'noboxes';
} else {
if (current == 'default') {
title = 'norightbox';
} else {
title = 'default';
}
}
} else {
if (title == 'noleftbox') {
if (current == 'norightbox') {
title = 'noboxes';
} else {
if (current == 'default') {
title = 'noleftbox';
} else {
title = 'default';
}
}
}
}
}
}
for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
if(a.getAttribute('rel').indexOf('style') != -1 && a.getAttribute('title')) {
a.disabled = true;
if(a.getAttribute('title') == title) {
a.disabled = false;
}
}
}
}
}
function getActiveStyleSheet() {
var i, a;
for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
if(a.getAttribute('rel').indexOf('style') != -1 && a.getAttribute('title') && !a.disabled) return a.getAttribute('title');
}
return 'default';
}
function getPreferredStyleSheet() {
var i, a;
for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
if(a.getAttribute('rel').indexOf('style') != -1
&& a.getAttribute('rel').indexOf('alt') == -1
&& a.getAttribute('title')
)
return a.getAttribute('title');
}
return 'default';
}
function createCookie(name,value,days) {
if (days) {
var date = new Date();
date.setTime(date.getTime()+(days*24*60*60*1000));
var expires = '; expires='+date.toGMTString();
}
else expires = '';
document.cookie = name+'='+value+expires+'; path=/';
}
function readCookie(name) {
var nameEQ = name + '=';
var ca = document.cookie.split(';');
for(var i=0;i < ca.length;i++) {
var c = ca[i];
while (c.charAt(0)==' ') c = c.substring(1,c.length);
if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
}
return null;
}
function eraseCookie(name) {
createCookie(name,'',-1);
}
function setFontSize(fontVal) {
var fontSet = document.getElementById('fontSet');
var docBase = new Array(); docBase = document.getElementsByTagName('body');
if (!fontVal) {fontVal = document.getElementById('fontSet').value;}
var docSize = fontVal+'px';
createCookie('rrze-size', fontVal, 365);
docBase[0].style.fontSize = docSize;
if (fontSet) {fontSet.value = fontVal;}
}
window.onload = function(e) {
var cookie = readCookie('rrze-style');
var title = cookie ? cookie : getPreferredStyleSheet();
// var title = 'default';
setActiveStyleSheet(title);
// alert(title);
// var cookie2 = readCookie('rrze-size');
// if (cookie2) {setFontSize(cookie2);}
}
window.onunload = function(e) {
var title = getActiveStyleSheet();
createCookie('rrze-style', title, 14);
}
// Ab hier eigene Skripte fuer verschiedene Zwecke
function openScreenshot(url,name,width,height) {
var privateSite;
var params;
width=width+20;
height=height+20;
params = 'width='+width+',height='+height+'menubar=0,toolbar=0,resizable=1,scrollbars=0';
privateSite = window.open(url,name,params);
}
// Die folgenden Codes kommen aus der DIskussion ueber benutzerfreundlichere
// Bildschirmfotos, die in UseDes und CSS-design-Listen gefuehrt wurde.
// Die URL des Skriptes mit Erklaerung:
// http://cookiecrook.com/AIR/2003/train/jsexamples.php
// Author: James Craig
// Modifikationen von Wolfgang Wiese
// - Properties beim Aufruf der Funktion
// (27.03.2004)
// Aufruf in HTML:
// TITEL
// Wobei 420 = Fensterbreite
// 550 = Fensterhoehe
// a few browser sniffs to account for known bugs
var sUserAgent = navigator.userAgent.toLowerCase();
var isIE = document.all?true:false;
var isOp = (sUserAgent.indexOf('opera')!=-1)?true:false;
// make new popup window
function pop(oAnchor,width,height,sProps,sWindow){
var sUrl = '';
var params;
var defaultparams = 'scrollbars,resizable,toolbar,status,menubar,location';
// get URL from calling link oAnchor
if(oAnchor.getAttribute) sUrl = oAnchor.getAttribute('href');
if(sUrl=='') sUrl = oAnchor.href;
// if still no URL, return true and let the regular link take over
if(sUrl=='') return true;
// set window name ('_blank' for new window each time)
var sWindowName = sWindow?sWindow:'reusedWindow';
// sets default properties if none are defined in the function call optional variable 'sProps'
if(!sProps) sProps = defaultparams;
if(!width) {
width = 640;
} else {
width=width+20;
}
if(!height) {
height = 480;
} else {
height=height+20;
}
params = 'width='+width+',height='+height+','+sProps;
// assign the popup to this variable so we can verify it exists
if(sUrl) var oPopup = window.open(sUrl,sWindowName,params);
// An Opera bug returns too early if you focus the window, so we don't focus it in that browser.
// Only a noticable defect if a window is already open and hidden.
if(oPopup && !isOp) oPopup.focus();
// If popup was created successfully, cancel link in calling window.
// Acts as regular link in browser that has popup blocking enabled or JavaScript turned off.
return (oPopup)?false:true;
}
// switch an image src without preloading and leave it
// Wird für Bildkataloge verwendet, wie im Beispiel
// auf http://cookiecrook.com/AIR/2003/train/xmp/popup/imgview.php?img=img4.gif
function switchImg(sImg,sSrc){
oImg = document.images[sImg];
// return true or false based on assignment
return !(oImg.src = 'img/' + sSrc);
}
// With onkeypress event, this verifies 'Enter' key
function verifyKey(oElement,oEvent){
if(oEvent.keyCode==13 && oElement.onclick) oElement.onclick();
}
// Die folgende Funktion dient dazu, die SIdebar für Mozilla und Netscape zu oeffnen.
// Das haette auch nach validen XHTML im SOurcecode gepasst, aber der
// CSS-Validator war strenger als der HTML-Validator und hat es nicht gemocht...
function mozsidebar() {
if ((typeof window.sidebar == "object") && (typeof window.sidebar.addPanel == "function")) {
window.sidebar.addPanel ("RRZE",
"http://www.rrze.uni-erlangen.de/navigation/sidebar.shtml","");
}
else {
var rv = window.confirm ("Diese Funktion steht nur für Netscape 6.x, Mozilla oder Firefox zur Verfügung. " + "Möchten Sie zu www.mozilla.org wechseln?");
if (rv)
document.location.href = "http://www.mozilla.org/";
}
}
// Die folgende Funktion erstellt einen Text mit Hinweis auf die Moeglichkeit der
// Schaltbarkeit der rechten und linken Schaltflaechen, sofern die Bildschirmaufloesung
// so klein ist, dass sich die Abblendung lohnt
function Fensterweite () {
if (window.innerWidth) {
return window.innerWidth;
} else if (document.body && document.body.offsetWidth) {
return document.body.offsetWidth;
} else {
return 0;
}
}
function HinweisAbblendung() {
var NoticeOnWith = 810;
var innerwidth = Fensterweite();
var currentstyle;
if (innerwidth > NoticeOnWith) {
return;
}
currentstyle = getActiveStyleSheet();
if (currentstyle != 'default') {
// Der Benutzer weiss bereits dass er wegblenden kann, also brauchen wir den Text nicht
return;
}
if (currentstyle == 'noleftbox') {
document.write("");
return;
}
if (currentstyle == 'norightbox') {
document.write("");
return;
}
if (currentstyle == 'default') {
document.write("");
return;
}
}