将下列原代码加入html的<head></head>之间：
<script language="JAVASCRIPT">
<!--
var ap_name = navigator.appName;
var ap_vinfo = navigator.appVersion;
var ap_ver = parseFloat(ap_vinfo.substring(0,ap_vinfo.indexOf('(')));
var time_start = new Date();
var clock_start = time_start.getTime();
var dl_ok=false;
function init ()
{
if(ap_name=="Netscape" && ap_ver>=3.0)
dl_ok=true;
return true;
}
function get_time_spent ()
{
var time_now = new Date();
return((time_now.getTime() - clock_start)/1000);
}
function show_secs () // show the time user spent on the side
{
var i_total_secs = Math.round(get_time_spent());
var i_secs_spent = i_total_secs % 60;
var i_mins_spent = Math.round((i_total_secs-30)/60);
var s_secs_spent = "" + ((i_secs_spent>9) ? i_secs_spent : "0" +
i_secs_spent);
var s_mins_spent = "" + ((i_mins_spent>9) ? i_mins_spent : "0" +
i_mins_spent);
document.fm0.time_spent.value = s_mins_spent + ":" + s_secs_spent;
window.setTimeout('show_secs()',1000);
}
// -->
</script>
修改<body>语句为：
<BODY onLoad="init(); window.setTimeout('show_secs()',1);">
将下列原代码加入<body></body>之间：
<FORM name="fm0" onSubmit="0"><FONT
COLOR="#6060FF">停留时间:
</FONT><INPUT type="text" name="time_spent" size=7 onFocus="this.blur()"></FORM> |
