function popBox(title, width, height, filename){
thefile=(filename);
popbox=window.open(thefile,title,"toolbar=no,scrollbars=no,directories=no,menubar=no,width="+width+",height="+height);
if(popbox !=null){
if (popbox.opener==null){
popbox.opener=self; 
}
}
popbox.focus();
}