<?php
$time=time();
setcookie("url", $time, $time+3600);
echo $time.'<br>';
?>
<a href="?<?php echo $time;?>">next</a>
<script>
if(getCookie('url')!='<?php echo $time;?>')location.reload();
//alert(getCookie('url')+'-'+'<?php echo $time;?>');
function getCookie(objName){
var arrStr = document.cookie.split("; ");
for(var i = 0;i < arrStr.length;i ++){
var temp = arrStr[i].split("=");
if(temp[0] == objName) return unescape(temp[1]);
}
}
</script>