<!--function set_nav(i){        var j = document.location.href.indexOf('content');        if (top.nav_side.location.href != document.location.href.substring(0,j) +'nav_side/nav_side_'+ i +'.html')        {                eval("top.nav_side.location.href = document.location.href.substring(0,j) +'nav_side/nav_side_'+ i +'.html';");        }}function openPopup(url, width, height, winname){        var trails="width=" + width + ",height=" + height + ",toolbar=no,directories=no,status=no,scrollbars=yes,resize=no,menubar=no,top=10,left=10";        newWindow=window.open(url,winname,trails);}function openPopupAt(url, width, height, winname, left, top){        var trails="width="+ width +",height="+ height +",left="+ left +",top="+ top +",toolbar=no,directories=no,status=no,scrollbars=yes,resize=no,menubar=no";        newWindow=window.open(url,winname,trails);}//-->
