function openfenster(file)
		{
                var fenster = window.open(file,'fenster1','toolbar=no,location=no,status=no,directories=no,menubar=no,scrollbars=no,resizable=yes,width=770,height=517');
        		if (window.focus) {fenster.focus()}     
         }

function openfensterscroll(file)
		{
                var fenster2 = window.open(file,'fenster2','toolbar=no,location=no,status=no,directories=no,menubar=no,scrollbars=yes,resizable=yes,width=770,height=517');
        		if (window.focus) {fenster2.focus()}  
        }
 		
function openfensterfoto(file)
		{
                var fenster = window.open(file,'fenster1','toolbar=no,location=no,status=no,directories=no,menubar=no,scrollbars=no,resizable=yes,width=990,height=680');
        		if (window.focus) {fenster.focus()}     
         }