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<head runat="server">
<title>Untitled Page</title>
<script type="text/javascript">
function isFirst()
{
if(getCookie('fist')!=null)
{
window.location.href='B.aspx';
}
else
{
alert('!!!')
//createCookie('fist','YA',50)
}
}
</script>
<script type="text/javascript">
function getCookie( name ) {
6. var start = document.cookie.indexOf( name + "=" );
7. var len = start + name.length + 1;
8. if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
9. return null;
10. }
11. if ( start == -1 ) return null;
12. var end = document.cookie.indexOf( ';', len );
13. if ( end == -1 ) end = document.cookie.length;
14. return unescape( document.cookie.substring( len, end ) );
15. }
function createCookie(name,value,time){
var expires=new Date();
//time以秒为单位;
expires.setTime(expires.getTime()+time*1000);
var expiryDate=expires.toGMTString();
document.cookie=name+"="+value+";expires="+expiryDate;
alert(document.cookie);
}
</script>
</head>