function openWin(theURL,winName,features) { 
Fenster = window.open(theURL,winName,features); Fenster.focus(theURL,winName,features); 
} 
function popup(url) { 
var bs = window.open(url,"_pop","width=440,height=340,scrollbars=no,resizable=no"); bs.focus(); 
}
function popupbig(url) { 
var nf = window.open(url,"_popbig","width=500,height=480,scrollbars=no,resizable=no"); nf.focus(); 
}