function popupjn(content,name,scrolling,resize,x,y)
{
	var breite=(screen.width-12);
	var hoehe=(screen.height-60);
	if(breite>1024) breite=1024;
	if(hoehe>768) hoehe=768;
	var parameter="toolbar=no,location=no,directories=no,scrollbars="+scrolling+",status=no,menubar=no,resizable="+resize+",width="+breite+",height="+hoehe;
	if(x || y)
		parameter=parameter+",screenx="+x+",screeny="+y+",top="+y+",left="+x;
	var jnWin = window.open(content,name,parameter);
	jnWin.focus();
}