// Determine browser and version.

function Browser() {

  var ua, s, i;

  this.isIE    = false;  // Internet Explorer
  this.isNS    = false;  // Netscape
  this.version = null;

  ua = navigator.userAgent;

  s = "MSIE";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isIE = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  s = "Netscape6/";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  // Treat any other "Gecko" browser as NS 6.1.

  s = "Gecko";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = 6.1;
    return;
  }
}

var browser = new Browser();

// Global variable for tracking the currently active button.

var activeButton = null;

// Capture mouse clicks on the page so any active button can be
// deactivated.

if (browser.isIE)
  document.onmousedown = pageMousedown;
if (browser.isNS)
  document.addEventListener("mousedown", pageMousedown, true);

function pageMousedown(event) {

  var el;

  // If there is no active menu, exit.

  if (!activeButton)
    return;

  // Find the element that was clicked on.

  if (browser.isIE)
    el = window.event.srcElement;
  if (browser.isNS)
    el = (event.target.className ? event.target : event.target.parentNode);

  // If the active button was clicked on, exit.

  if (el == activeButton)
    return;

  // If the element clicked on was not a menu button or item, close the
  // active menu.

  if (el.className != "menuButton"  && el.className != "menuItem" && el.className != "menu")
    resetButton(activeButton);
}

function buttonClick(button, menuName) {

  // Blur focus from the link to remove that annoying outline.

  button.blur();

  // Associate the named menu to this button if not already done.

  if (!button.menu)
    button.menu = document.getElementById(menuName);

  // Reset the currently active button, if any.

  if (activeButton && activeButton != button)
    resetButton(activeButton);

  // Toggle the button's state.

  if (button.isDepressed)
    resetButton(button);
  else
    depressButton(button);

  return false;
}

function buttonClickleft(button, menuName) {

  // Blur focus from the link to remove that annoying outline.

  button.blur();

  // Associate the named menu to this button if not already done.

  if (!button.menu)
    button.menu = document.getElementById(menuName);

  // Reset the currently active button, if any.

  if (activeButton && activeButton != button)
    resetButton(activeButton);

  // Toggle the button's state.

  if (button.isDepressed)
    resetButton(button);
  else
    depressButtonleft(button);

  return false;
}

function buttonClickright(button, menuName) {

  // Blur focus from the link to remove that annoying outline.

  button.blur();

  // Associate the named menu to this button if not already done.

  if (!button.menu)
    button.menu = document.getElementById(menuName);

  // Reset the currently active button, if any.

  if (activeButton && activeButton != button)
    resetButton(activeButton);

  // Toggle the button's state.

  if (button.isDepressed)
    resetButton(button);
  else
    depressButtonright(button);

  return false;
}


function depressButton(button) {

  var w, dw, x, y;

  // Change the button's style class to make it look like it's depressed.

  //button.className = "menuButtonActive";

  // For IE, set an explicit width on the first menu item. This will
  // cause link hovers to work on all the menu's items even when the
  // cursor is not over the link's text.

//  if (browser.isIE && !button.menu.firstChild.style.width) {
//    w = button.menu.firstChild.offsetWidth;
//    button.menu.firstChild.style.width = w + "px";
//    dw = button.menu.firstChild.offsetWidth - w;
//    w -= dw;
//    button.menu.firstChild.style.width = w + "px";
//  }

  // Position the associated drop down menu under the button and
  // show it. Note that the position must be adjusted according to
  // browser, styling and positioning.

  x = (getPageOffsetLeft(button)-27);
  y = (getPageOffsetTop(button) + button.offsetHeight + 5);
  if (browser.isIE) {
    x += 0;
    y += 0;
  }
  if (browser.isNS && browser.version < 6.1)
    y--;
  
  // Position and show the menu.
  button.menu.style.left = x + "px";
  button.menu.style.top  = y + "px";
  button.menu.style.lineHeight = 1.2 + "em";
  button.menu.style.visibility = "visible";

  // Set button state and let the world know which button is
  // active.

  button.isDepressed = true;
  activeButton = button;
}

//Kontaktbutton
function depressButtonright(button) {

  var w, dw, x, y;

  // Change the button's style class to make it look like it's depressed.

  //button.className = "menuButtonActive";

  // For IE, set an explicit width on the first menu item. This will
  // cause link hovers to work on all the menu's items even when the
  // cursor is not over the link's text.

//  if (browser.isIE && !button.menu.firstChild.style.width) {
//    w = button.menu.firstChild.offsetWidth;
//    button.menu.firstChild.style.width = w + "px";
//    dw = button.menu.firstChild.offsetWidth - w;
//    w -= dw;
//    button.menu.firstChild.style.width = w + "px";
//  }

  // Position the associated drop down menu under the button and
  // show it. Note that the position must be adjusted according to
  // browser, styling and positioning.

  x = (getPageOffsetLeft(button)-25);
  y = (getPageOffsetTop(button) + button.offsetHeight + 5);
  if (browser.isIE) {
    x += 0;
    y += 0;
  }
  if (browser.isNS && browser.version < 6.1)
    y--;
  
  // Position and show the menu.
  button.menu.style.left = x + "px";
  button.menu.style.top  = y + "px";
  button.menu.style.visibility = "visible";

  // Set button state and let the world know which button is
  // active.

  button.isDepressed = true;
  activeButton = button;
}

//Kontaktbutton
function depressButtonleft(button) {

  var w, dw, x, y;

  // Change the button's style class to make it look like it's depressed.

  //button.className = "menuButtonActive";

  // For IE, set an explicit width on the first menu item. This will
  // cause link hovers to work on all the menu's items even when the
  // cursor is not over the link's text.

//  if (browser.isIE && !button.menu.firstChild.style.width) {
//    w = button.menu.firstChild.offsetWidth;
//    button.menu.firstChild.style.width = w + "px";
//    dw = button.menu.firstChild.offsetWidth - w;
//    w -= dw;
//    button.menu.firstChild.style.width = w + "px";
//  }

  // Position the associated drop down menu under the button and
  // show it. Note that the position must be adjusted according to
  // browser, styling and positioning.

  x = (getPageOffsetLeft(button)-182);
  y = (getPageOffsetTop(button) + button.offsetHeight + 5);
  if (browser.isIE) {
    x += 0;
    y += 0;
  }
  if (browser.isNS && browser.version < 6.1)
    y--;
  
  // Position and show the menu.
  button.menu.style.left = x + "px";
  button.menu.style.top  = y + "px";
  button.menu.style.visibility = "visible";

  // Set button state and let the world know which button is
  // active.

  button.isDepressed = true;
  activeButton = button;
}

function resetButton(button) {

  // Restore the button's style class.

  //button.className = "menuButton";

  // Hide the button's menu.

  if (button.menu)
    button.menu.style.visibility = "hidden";

  // Set button state and clear active menu global.

  button.isDepressed = false;
  activeButton = null;
}

function getPageOffsetLeft(el) {

  // Return the true x coordinate of an element relative to the page.

  return el.offsetLeft + (el.offsetParent ? getPageOffsetLeft(el.offsetParent) : 0);
}

function getPageOffsetTop(el) {

  // Return the true y coordinate of an element relative to the page.

  return el.offsetTop + (el.offsetParent ? getPageOffsetTop(el.offsetParent) : 0);
}

function popup( url, width, height, scroll ) {
	if (!width) width = "600";
	if (!height) height = "400";
	if (!scroll) scroll = "yes";
	var opener = self;
	popup = window.open(url,'popup','width='+width+',height='+height+',resizable=yes,scrollbars='+scroll);
	popup.focus();
}

function printversion(url) {
	var opener = self;
	printscreen = window.open(url,'printscreen','width=600,height=400,resizable=yes,scrollbars=yes');
	printscreen.focus();
}

function abgbild(bild, name) {
        var abg = name;
              if (abg != "") 
                  {
	var url='/Gremien/abg_bild.asp?bild=/images/portraits/'+bild+'.jpg' + '&name=' + abg;
	popup = window.open(url,'bild','locationBar=no,menuBar=no,resize=no,width=176,height=275,');
	popup.focus();
                  }
}

function pviiW3Cbg(obj, pviiColor) { //v1.1 by Project VII
	obj.style.backgroundColor=pviiColor
}

function MM_CheckFlashVersion(reqVerStr,msg){
  with(navigator){
    var isIE  = (appVersion.indexOf("MSIE") != -1 && userAgent.indexOf("Opera") == -1);
    var isWin = (appVersion.toLowerCase().indexOf("win") != -1);
    if (!isIE || !isWin){  
      var flashVer = -1;
      if (plugins && plugins.length > 0){
        var desc = plugins["Shockwave Flash"] ? plugins["Shockwave Flash"].description : "";
        desc = plugins["Shockwave Flash 2.0"] ? plugins["Shockwave Flash 2.0"].description : desc;
        if (desc == "") flashVer = -1;
        else{
          var descArr = desc.split(" ");
          var tempArrMajor = descArr[2].split(".");
          var verMajor = tempArrMajor[0];
          var tempArrMinor = (descArr[3] != "") ? descArr[3].split("r") : descArr[4].split("r");
          var verMinor = (tempArrMinor[1] > 0) ? tempArrMinor[1] : 0;
          flashVer =  parseFloat(verMajor + "." + verMinor);
        }
      }
      // WebTV has Flash Player 4 or lower -- too low for video
      else if (userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 4.0;

      var verArr = reqVerStr.split(",");
      var reqVer = parseFloat(verArr[0] + "." + verArr[2]);
  
      if (flashVer < reqVer){
        if (confirm(msg))
          window.location = "http://www.macromedia.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash";
      }
    }
  } 
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}