function startTime(){
        var time= new Date();
        hours= time.getHours();
        mins= time.getMinutes();
        secs= time.getSeconds();
        closeTime=hours*3600+mins*60+secs;
        closeTime+=10;  //½Ã°£¼³Á¤
        Timer();
}

function Timer(){
        var time= new Date();
        hours= time.getHours();
        mins= time.getMinutes();
        secs= time.getSeconds();
        curTime=hours*3600+mins*60+secs
        if (curTime>=closeTime){
               document.all['divpop'].style.visibility = "hidden";
                }
        else{
                window.setTimeout("Timer()",1000)}
}


function setCookie( name, value, expiredays ) { 
    var todayDate = new Date(); 
        todayDate.setDate( todayDate.getDate() + expiredays ); 
        document.cookie = name + "=" + escape( value ) + "; path=/; expires=" + todayDate.toGMTString() + ";" 
    } 

function closeWin() { 
	if ( document.notice_form.chkbox.checked )
		setCookie( "maindiv", "done" , 1 ); 
	document.all['divpop'].style.visibility = "hidden";
}