function windowOpen(pfad,windowname,width,height) {
LeftPosition = (screen.width) ? (screen.width-300)/2 : 0;
TopPosition = (screen.height) ? (screen.height-200)/2 : 0;
	eigenschaften = 'toolbar=no,location=no,status=no,scrollbars=no,width='+width+',left='+LeftPosition+',top='+TopPosition+',innerWidth='+width+',height='+height+',innerheight='+height+',resizable=no';
     OpenedWindow = window.open(pfad,windowname,eigenschaften);
     OpenedWindow.focus();
}

function windowOpenScroll(pfad,windowname,width,height) {
	eigenschaften = 'toolbar=no,location=no,status=no,scrollbars=yes,width='+width+',innerWidth='+width+',height='+height+',innerheight='+height+',resizable=no';
     OpenedWindow = window.open(pfad,windowname,eigenschaften);
     OpenedWindow.focus();
}