function popup(url, width, height, name){
  pop = window.open(url,name,'width=' + width + ',height=' + height + ',status=yes,resizable=yes,menubar=no,locationbar=no,scrollbars=yes,dependent=yes' );
  pop.focus();
}
function popup_centered(url, width, height, name)
{
    var sWidth   = screen.width;
    var sHeight  = screen.height;
        
    // Center Popup
    var posX    =  (sWidth/2) - (width/2);
    var posY    =  (sHeight/2) - (height/2);

	  pop = window.open(url,name,'width=' + width + ',height=' + height + ',left=' + posX + ',top=' + posY + ',status=no,resizable=yes,menubar=no,locationbar=no,scrollbars=no,dependent=yes' );
    pop.focus();
}

function popup_resize(width, height) {
    window.resizeTo(width, height);
    // Center Popup
    var sWidth   = screen.width;
    var sHeight  = screen.height;
    var posX    =  (sWidth/2) - (width/2);
    var posY    =  (sHeight/2) - (height/2);
    moveTo(posX,posY);
}

// Pop-up Fenster
function PopWin(theURL,winName,features) {
  nWindow = window.open(theURL,winName,features);
  nWindow.focus();
}


// Rollover-Steuerung
 
  function rollover(element, selectedColor) {
      lastForeColor = element.style.color;  
      lastBgColor = element.parentNode.parentNode.style.backgroundColor; 
       
      if (!selectedColor) {
        newBgColor = "#d37b07";
      } else {
        newBgColor = selectedColor;
      }
      element.style.color="#fff";
      element.parentNode.parentNode.style.backgroundColor= newBgColor;  
  }
  
  function rollout(element) {
     element.style.color=lastForeColor;
     element.parentNode.parentNode.style.backgroundColor=lastBgColor;      
  }

// Layer-ein-/ausblenden
  
  function blend(element, action) {
      
      if (action == "in") {
          document.getElementById(element).style.visibility="visible";
      } else if (action == "out") {
          document.getElementById(element).style.visibility="hidden";
      }

  }