var req;
function aS(kc){
   var url = "login.do?kc="+kc;
   
   if (window.XMLHttpRequest) {
   	   req = new XMLHttpRequest();
   } else if (window.ActiveXObject) {
       req = new ActiveXObject("Microsoft.XMLHTTP");
   }
   req.open("GET", url, true);
   req.onreadystatechange = callback;
   req.send(null);
   
}
function callback() {
	if (req.readyState == 4) {
		if (req.status == 200) {
            // update the HTML DOM based on whether or not message is valid
            parseMessage();
        }
    }
}
function parseMessage(){
	if( req.responseText != "" ) forwardTo("o.do"); 
	else return false;
	
	
}
function forwardTo(page){ document.location.href=page; }
function getkey(e) {
	if (e == null) keycode = event.keyCode;
  	else keycode = e.which;
  	if(keycode!=13){aS(String.fromCharCode(keycode));}
	else aS("");
	
}
document.onkeypress = getkey;