// JavaScript Document
var neu = null;
function popup_einfach (url,windowname,xsize,ysize)
{
    if (neu != null)
    {
        if (neu.closed != true)
        {
            neu.window.close();
        }
    }
    neu = window.open(url,windowname,'scrollbars,resizable,width='+xsize+',height='+ysize+'');
    if (navigator.appName == "Microsoft Internet Explorer")
    neu.moveTo((screen.width-xsize)/2,100);
}
function popup_nocontrol(url,windowname,xsize,ysize)
{
    if (neu != null)
    {
        if (neu.closed != true)
        {
            neu.window.close();
        }
    }
    neu = window.open(url,windowname,'resizable,width='+xsize+',height='+ysize+'');
    if (navigator.appName == "Microsoft Internet Explorer")
    neu.moveTo((screen.width-xsize)/2,100);
}
function popup_scroll(url,windowname,xsize,ysize)
{
    if (neu != null)
    {
        if (neu.closed != true)
        {
            neu.window.close();
        }
    }
    neu = window.open(url,windowname,'scrollbars,resizable,width='+xsize+',height='+ysize+'');
    neu.moveTo((screen.width-xsize)/2,100);
}
function popup_popup(url,windowname,xsize,ysize)
{
    if (neu != null)
    {
        if (neu.closed != true)
        {
            neu.window.close();
        }
    }
    neu = window.open(url,windowname,'scrollbars=no,resizable,width='+xsize+',height='+ysize+'');
    neu.moveTo((screen.width-xsize)/2,100);
}
function popup_fullscreen(url, windowname)
{
var str = "left=0,screenX=0,top=0,screenY=0";
    if (window.screen)
    {
        var ah = screen.availHeight - 30;
        var aw = screen.availWidth - 10;
        str += ",height=" + ah;
        str += ",width=" + aw;
        str += ",scrollbars,resizable,location,menubar,status,tiltebar,toolbar";
    }
    neu =  window.open(url, windowname, str);
    neu.moveTo(0,0);
    neu.focus();
}