<HEAD>
<SCRIPT LANGUAGE="JavaScript">
var time_left = 50;
var cinterval;
var timestatus=1;
function time_dec(){
time_left--;
document.getElementById('countdown').innerHTML = time_left;
if(time_left == 0){
clearInterval(cinterval);
}
}
function resumetime()
{
//time_left = 50;
clearInterval(cinterval);
cinterval = setInterval('time_dec()', 1000);
}
function defaultstart()
{
time_left = 50;
clearInterval(cinterval);
cinterval = setInterval('time_dec()', 1000);
}
function stopstarttime()
{
if(timestatus==1)
{
clearInterval(cinterval);
document.getElementById('stopbutton').value="Start";
timestatus=0;
}
else
{
clearInterval(cinterval);
cinterval = setInterval('time_dec()', 1000);
document.getElementById('stopbutton').value="Stop";
timestatus=1;
}
}
defaultstart();
</SCRIPT>
</HEAD>
<body>
Redirecting In <span id="countdown">50</span>.
<INPUT TYPE="button" value="stop" id="stopbutton" onclick="stopstarttime()">
</body>
</HTML>
我是初学者。我有 10 个问卷页。此计时器是否有可能在页面更改/刷新时不刷新。对于不同的用户,它应该有不同的工作方式。如果可能,请帮助我。