//////////////////////////////////////
// ChangePic(id, url): Change a Pic
// www.zepi.ch
// (C) Copyright 2008 by Zepi:CH
//////////////////////////////////////
function ChangePic(id, url)
  {
  document.getElementById(id + "_img").src = url;
  }
  
var number = 0;
function OpenWin(url, width, height, id)
  {
  popup = "";
  
  if (id != '')
    {
    name = id;
    }
  else
    {
    number = number + 1;
        
    name = number;
    }
  
  if (screen.availHeight < height)
    {
    var top = 0;
    var height = screen.availHeight;
    }
  else
    {
    var top = Math.floor((screen.availHeight - 30 - height) / 2);
    }
    
  if (screen.availWidth < width)
    {
    var left = 0;
    var width = screen.availWidth;
    }
  else
    {
    var left = Math.floor((screen.availWidth - width) / 2);
    }
  
  popup = window.open(url, "popup" + name, "width = " + width + ",height = " + height + ",top = " + top + ", left = " + left + ", location = no, directories = no, menubar = no, toolbar = no, dependet = no, status = yes, resizable = yes, scrollbars = yes");

  popup.focus();
  }