//

var bustcachevar=1 //bust potential caching of external pages after initial request? (1=yes, 0=no)
var loadedobjects=""
var rootdomain="http://"+window.location.hostname
var bustcacheparameter=""

function ajaxpage(url, containerid){
var page_request = false
if (window.XMLHttpRequest) // if Mozilla, Safari etc
page_request = new XMLHttpRequest()
else if (window.ActiveXObject){ // if IE
try {
page_request = new ActiveXObject("Msxml2.XMLHTTP")
} 
catch (e){
try{
page_request = new ActiveXObject("Microsoft.XMLHTTP")
}
catch (e){}
}
}
else
return false
page_request.onreadystatechange=function(){
loadpage(page_request, containerid)
}
if (bustcachevar) //if bust caching of external page
bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
page_request.open('GET', url+bustcacheparameter, true)
page_request.send(null)
}

function loadpage(page_request, containerid){
if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
document.getElementById(containerid).innerHTML=page_request.responseText
}

function loadobjs(){
if (!document.getElementById)
return
for (i=0; i<arguments.length; i++){
var file=arguments[i]
var fileref=""
if (loadedobjects.indexOf(file)==-1){ //Check to see if this object has not already been added to page before proceeding
if (file.indexOf(".js")!=-1){ //If object is a js file
fileref=document.createElement('script')
fileref.setAttribute("type","text/javascript");
fileref.setAttribute("src", file);
}
else if (file.indexOf(".css")!=-1){ //If object is a css file
fileref=document.createElement("link")
fileref.setAttribute("rel", "stylesheet");
fileref.setAttribute("type", "text/css");
fileref.setAttribute("href", file);
}
}
if (fileref!=""){
document.getElementsByTagName("head").item(0).appendChild(fileref)
loadedobjects+=file+" " //Remember this object as being already added to page
}
}
}


// dynamic load
newXMLHttpRequest = function() {
    // branch for native XMLHttpRequest object
    var req = false; // request and XML document objects
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
        // branch for IE/Windows ActiveX version
    } else if (window.ActiveXObject) {
      try{
        req = new ActiveXObject("Msxml2.XMLHTTP");
      }catch(e1){
         try{
            req = new ActiveXObject("Microsoft.XMLHTTP");
         }catch(e2){
         alert("kein XMLHttp");
         }
      }
    }
    return req;
}
processReqChange = function(req,pReqHandler,_class) {
    // only if req shows "loaded"
    return function(){
    if (req.readyState == 4) {
        // only if "OK"
        if (req.status == 200) {
	        pReqHandler(req.responseXML,_class);
         } else {
            //alert("Der Shoutbox Eintrag war nicht erfolgreich.");
			field.innerHTML = 'Es konnte keine Verbindung zur Shoutbox aufgebaut werden.';
         }
    }
  }
}


send_shoutbox = function(username,homepage,text) {
    var field = document.getElementById('sb_status');
	field.innerHTML = 'Bitte warten...';

	var req = this.newXMLHttpRequest();
   	var handlerFunction = this.processReqChange(req,showIt,this);
   	req.onreadystatechange = handlerFunction;
   	req.open("POST","action/shoutbox_new.php?username="+username+"&homepage="+homepage+"&text="+text,true);
   	req.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
   	req.send("username="+username+"&homepage="+homepage+"&text="+text);
}
showIt = function(reqXML,_class) {
 var field = document.getElementById('sb_status');
 var layer = document.getElementById('shoutboxinput');
    if (reqXML == null) {
        field.innerHTML = 'Es konnten keine Daten empfangen werden...'
		return;
    }
	
    var liste = reqXML.getElementsByTagName("list")[0];
    var items = liste.getElementsByTagName("data");
    for (var I = 0 ; I < items.length ; I++) {
        var item = items[I];
        var username = item.getElementsByTagName("username")[0].firstChild.nodeValue;
		var text = item.getElementsByTagName("text")[0].firstChild.nodeValue;
		var homepage = item.getElementsByTagName("homepage")[0].firstChild.nodeValue;
		var zeit = item.getElementsByTagName("zeit")[0].firstChild.nodeValue;
		var id = item.getElementsByTagName("id")[0].firstChild.nodeValue;
		if (id > 0) {
			field.innerHTML = 'Dein Eintrag war erfolgreich :)';
			document.getElementById('sb_submit').disabled='disabled';
			ajaxpage('shoutbox.php', 'sb_content')
			window.setTimeout(function(){layer.style.display='none';},2000);
		} else {
			if (id == -2) {
				field.innerHTML = 'Sorry, aber bitte nicht so schnell hintereinander ;o)';
			} else {
				field.innerHTML = 'Dein Eintrag war leider nicht erfolgreich :(';
			}
		}
    }
}