function popup(url,typ,para1,width,height)
{
 attrib="";
 Y=(screen.height-width)/2;
 X=(screen.width-height)/2;
 X=Math.round(X);
 Y=Math.round(Y);
 if (para1=='CENTER') {attrib+='height='+height+',width='+width+',top='+Y+',left='+X;}
 if (typ=='TYP1') {attrib+=",scrollbars=no";}
 if (typ=='TYP2') {attrib+=",scrollbars=yes";}
 if (typ=='TYP3') {attrib+=",scrollbars=yes,menubar=yes";}
 x=Math.random();
 fenster=window.open(url,'win',attrib);
  return false;
}
function open_nl(obj)
{

  	hoehe=170;
	breite=250;
	Y=(screen.height-hoehe)/2;
	X=(screen.width-breite)/2;
  var lnk="http://www.atikon.at/rechner/newsletter.php?ID="+UserID+"&noresize=1&action=send&email=";
  if (obj.email.value!='Newsletter')
	{
	   lnk=lnk+escape(obj.email.value);
     open_w(lnk,breite,hoehe);
		 
		 window.open(lnk,'w','height='+hoehe+',width='+breite+',top='+Y+',left='+X+',scrollbars=yes');		   
	}
	else {
	 alert('Keine E-Mail Adresse angegeben');
	}
	return false;
}
function open_w(url,breite,hoehe)

{

	Y=(screen.height-hoehe)/2;

	X=(screen.width-breite)/2;

	window.open(url,'w','height='+hoehe+',width='+breite+',top='+Y+',left='+X+',scrollbars=no');

}