function open_win( pageToLoad, winname, width, height ) {

args = "width=" + width + ",height=" + height + ",location=0,menubar=0,resizable=1,scrollbars=1,status=0,titlebar=0,toolbar=0,hotkeys=0";
popup_win = window.open( pageToLoad,winname,args );
popup_win.name = winname;
popup_win.window.focus();
//return ;
}