function writeHtml(win,url){
//alert(win)
win.document.open()
//win.document.write('tzit')
//win.document.write('')
win.document.title = 'my fenster'
win.document.close
//win.name= "my fenster"
}
var popwin
function fenster (url,name)
{
if(popwin != undefined){
if(popwin.closed==false){
popwin.close()
}
}
popwin=window.open ("blank.html",name, "width=350,height=280 ,resizable=no, location=no");
popwin.moveTo (0,400)
writeHtml(popwin,url)
popwin.focus()
}