var Fenster = null;
function popup_zentriert(meineSeite,meinName,w,h,toolbar,location,status,menubar,scroll,resize){
LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',toolbar='+toolbar+',location='+location+',status='+status+',menubar='+menubar+',scrollbars='+scroll+',resizable='+resize+'0'
Fenster = window.open(meineSeite,meinName,settings)
}

function popup_linksoben(meineSeite,meinName,w,h,toolbar,location,status,menubar,scroll,resize){
LeftPosition = (screen.width) ? +20 : 0;
TopPosition = (screen.height) ? +20: 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',toolbar='+toolbar+',location='+location+',status='+status+',menubar='+menubar+',scrollbars='+scroll+',resizable='+resize+'0'
Fenster = window.open(meineSeite,meinName,settings)
}

function popup_rechtsoben(meineSeite,meinName,w,h,toolbar,location,status,menubar,scroll,resize){
LeftPosition = (screen.width) ? (screen.width-w-50): 0;
TopPosition = (screen.height) ? +20: 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',toolbar='+toolbar+',location='+location+',status='+status+',menubar='+menubar+',scrollbars='+scroll+',resizable='+resize+'0'
Fenster = window.open(meineSeite,meinName,settings)
}

function popup_rechtsunten(meineSeite,meinName,w,h,toolbar,location,status,menubar,scroll,resize){
LeftPosition = (screen.width) ? (screen.width-w-50): 0;
TopPosition = (screen.height) ? (screen.height-h-100): 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',toolbar='+toolbar+',location='+location+',status='+status+',menubar='+menubar+',scrollbars='+scroll+',resizable='+resize+'0'
Fenster = window.open(meineSeite,meinName,settings)
}

function popup_linksunten(meineSeite,meinName,w,h,toolbar,location,status,menubar,scroll,resize){
LeftPosition = (screen.width) ? +20 : 0;
TopPosition = (screen.height) ? (screen.height-h-100): 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',toolbar='+toolbar+',location='+location+',status='+status+',menubar='+menubar+',scrollbars='+scroll+',resizable='+resize+'0'
Fenster = window.open(meineSeite,meinName,settings)
}

function fullsize(meineSeite,meinName,w,h,toolbar,location,status,menubar,scroll,resize){
LeftPosition = 50;
TopPosition = 50;
h=screen.height-150;
w=screen.width-100;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',toolbar='+toolbar+',location='+location+',status='+status+',menubar='+menubar+',scrollbars='+scroll+',resizable='+resize+'0'
Fenster = window.open(meineSeite,meinName,settings)
}

function download_zentriert(meineSeite,meinName,w,h,scroll){
LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
settings ='height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
Fenster = window.open(meineSeite,meinName,settings)
}