function vote(a){
xml=new XMLHttpRequest;
a.href.match(/id=(\d+)/)
xml.id="v_"+RegExp.$1
xml.open("GET",a.href+"&jsaccess=1")
xml.onreadystatechange=handlevote
xml.send(null)
return false
}
function handlevote(){
if(xml.readyState==4){
var rt=xml.responseText
if(!rt.match(/^-?\d+$/)) alert(rt)
else document.getElementById(xml.id).innerHTML="("+rt+")"
}
}