// JavaScript Document

// imgpopup
  function imgpopup( url, w, h )
  {
    var x = w + 20;
    var y = h + 30;
    var win = window.open("","","width="+x+",height="+y+"resizeable=no,scrollbars=no");
    win.document.open("text/html");
    win.document.write("<html><head><title>"+url+"</title></head><body style=\"font-size:11px;font-family:Trebuchet MS,background:#fff;text-align:center;margin:0px;padding:0px;\">");
    win.document.write("<div><a href=\"javascript:this.close()\"><img style=\"border:1px solid #ccc;padding:2px;\" src=\""+url+"\" width=\""+w+"\" height=\""+h+"\" alt=\""+url+"\" /></a></div>");        
    win.document.write("<a style=\"margin:3px;color:#092954;\" href=\"javascript:this.close()\">Fenster schliessen");
	win.document.write("<a style=\"margin:3px;color:#092954;\" href=\"javascript:self.print()\">Fenster drucken");
    win.document.write("</body></html>");
    win.document.close();
    return true
  } 
  
  //win.document.write("<html><head><title>"+url+"</title></head><body style=\"font-size:11px;font-family:Arial,background:#fff;text-align:center;margin:0px;padding:0px;\">");

//Seite empfehlen
function sendpage()
{
mail_str = "mailto:?subject=" + document.title;
mail_str += "&body=Anbei ein Link zu einer interessanten Seite: " + document.title;
mail_str += ". Hier ist die Adresse: " + location.href; 
location.href = mail_str;
}


//direktanfrage
function sichtbarkeit(id) {
		if(document.getElementById(id).style.display == "none") {
			document.getElementById(id).style.display = "inline"
		} else {
			document.getElementById(id).style.display = "none"
		}
	}
	
	
//styleswitcher///////////////////////////////////////////////////////////
function setActiveStyleSheet(title) {
  var i, a, main;
  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 null;
}

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 null;
}

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;
}

window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 365);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);

