function flip(name,src) {
    if (document.images)
        document.images[name].src = src;
}

function open_dir(path,myWidth,myHeight)
   {
   var a = window.open(path,"popUp","toolbar=no,directories=no,menubar=no,width="+myWidth+",height="+myHeight+",resizable=yes,scrollbars=yes"); 
   a.focus();
   }