var top      = 60;
var left     = 60;

var guiColor = {transparency: 50, color: "#c5dfff"}; //#0072ff
var topWin   = null;

//var wmanager = new UI.WindowManager({container: 'wmanager'});
	
function setGUIColor(transparency, color) {
  var elementsA = document.getElementsByClassName("dwmBG");
  var elementsB = document.getElementsByClassName("dwmInteractiveBG");
  var expire = "";
  
  guiColor     = {transparency: transparency, color: color};
  
  for(var i in elementsA) {
    try {
      setGUIColorOnWindow(elementsA[i]);
    } catch(e) {}
  }
  
  for(var i in elementsB) {
    try {
      setGUIColorOnWindow(elementsB[i]);
    } catch(e) {}
  }
  
  
  expire = new Date((new Date()).getTime() + 168 * 3600000);
  expire = "; expires=" + expire.toGMTString();
  document.cookie = "GUI-COLOR" + "=" + escape(transparency+':'+color) + expire;
}


function setGUIColorOnWindow(window) {
  window.style.backgroundColor = guiColor.color;
  wd_Div().stealFrom(window).setTransparency(guiColor.transparency);
  
  if(window.id == "Menu_Leiste_DWM") wd_Div().stealFrom(window).setTransparency(guiColor.transparency / 2);
  
  return window;
}

function position(width, height) {
  top   += 20;
  left  += 20;
  
  if (top + height > wd_getWindowSize("height") - 30) top = 20;
  if (left + width > wd_getWindowSize("width") - 170) left = 20;
}

function openWindow(url, icon, title, width, height) {
  var winWidth   = Number(wd_getWindowSize("width")) - 124;
  var maxWindows = winWidth / 64;
  windowCount    = windowCount + 1;
  
  if(windowCount >= maxWindows) {
    windowCount = Number(windowCount) - 1;
    alert("Ihre Fensterbreite erlautb keine weiteren Fenster!");
  } else {
    position(width, height);
    var win = new UI.URLWindow({
        theme:  "seven",
        top:    top,
        left:   left,
        width:  width,
        height: height,
        url:    url,
        shadow: true,
        shadowTheme: "sevenShadow",
        windowManager: wmanager
      });
    
    win.header.update("<div class='seven blurLeft'><img class='seven winIcon' src='" + icon + "'></div><div class='seven titleBar'>" + title + "</div><div class='seven blurRight'></div>");
    win.show();
    win.activate();
    
    win.observe('destroyed', function(event) {
      wd_removeWindow(Event.element(event).identify());
    });
    
    win.observe('toogleFold', function(event) {
      wmanager.getWindow(Event.element(event).identify()).blur();
    });
    
    win.observe('blurred', function(event) {
      document.getElementById("Program_"+ wd_shortifyWinID(Event.element(event).identify())).className = "Program_InAktiv";
    });
  
    win.observe('focused', function(event) {
      document.getElementById("Program_"+ wd_shortifyWinID(Event.element(event).identify())).className = "Program_Aktiv";
    });
    
    topWin = win;

    windowURLs[win.id] = url;
    
    if(windowGroups[url]) {
      windowGroups[url] = windowGroups[url] + 1;
    } else {
      windowGroups[url] = 1;
    }
    
//alert("Es gibt schon " + windowGroups[url] + " Fenster mit URL:"+ url);

    windowTitles[win.id] = title;
    top  += 20;
    left += 20;
  
    wd_stopMenuHide();
    
//  document.getElementById("Menu_Programms").innerHTML= programms + '<div onclick="UI.defaultWM.getWindow(\''+win.id + '\').toggleFold();" class="Program" id="Program_' + wd_shortifyWinID(win.id) + '">' + '<img src="'+ icon+ '" alt="" style="width:32px; height:32px;"/>' + "</div>";
    document.getElementById("Menu_Programms").innerHTML += '<div onclick="wd_handleTaskClick(\''+win.id + '\');" class="Program_Aktiv" id="Program_' + wd_shortifyWinID(win.id) + '">' + '<img src="'+ icon+ '" class="macOSXDockItem" alt="" style="width:32px; height:32px;"/>' + "</div>";
  }
  
  return false;  
}

function gaestebuch(seite) {
  url = (seite) ? "/Gaestebuch.php?seite=" + seite : "/Gaestebuch.php";
  openWindow(url, "G&auml;stebuch", 650, 400);
}

function blog(zeige) {
  url = (zeige) ? "/Blog.php?zeige=" + zeige  : +"/Blog.php";
  openWindow(url, "Windoof Blog", 750, 450);
}