var http = createRequestObject();
var objectId = '';

function createRequestObject(htmlObjectId){
    var obj;
    var browser = navigator.appName;
    
    objectId = htmlObjectId;
    
    if(browser == "Microsoft Internet Explorer"){
        obj = new ActiveXObject("Microsoft.XMLHTTP");
    }
    else{
        obj = new XMLHttpRequest();
    }
    return obj;    
}

function sendReq(serverFileName, variableNames, variableValues) {
	var paramString = '';
	
	variableNames = variableNames.split(',');
	variableValues = variableValues.split(',');
	
	for(i=0; i<variableNames.length; i++) {
		paramString += variableNames[i]+'='+variableValues[i]+'&';
	}
	paramString = paramString.substring(0, (paramString.length-1));
			
	if (paramString.length == 0) {
	   	http.open('get', serverFileName);
	}
	else {
		var jetzt = new Date();
 		var timestamp = jetzt.getTime();
		http.open('get', serverFileName+'?'+paramString+"&timestamp="+timestamp);
		
	}
    http.onreadystatechange = handleResponse;
    http.send(null);
}

function handleResponse() {
	
	if(http.readyState == 4){
		responseText = http.responseText;
		document.getElementById(objectId).innerHTML = responseText;
    }
}


/*
   name - name of the cookie
   value - value of the cookie
   [expires] - expiration date of the cookie
     (defaults to end of current session)
   [path] - path for which the cookie is valid
     (defaults to path of calling document)
   [domain] - domain for which the cookie is valid
     (defaults to domain of calling document)
   [secure] - Boolean value indicating if the cookie transmission requires
     a secure transmission
   * an argument defaults when it is assigned null as a placeholder
   * a null placeholder is not required for trailing omitted arguments
*/

function setCookie(name, value, expires, path, domain, secure) {
  var curCookie = name + "=" + escape(value) +
      ((expires) ? "; expires=" + expires.toGMTString() : "") +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      ((secure) ? "; secure" : "");
  document.cookie = curCookie;
}


/*
  name - name of the desired cookie
  return string containing value of specified cookie or null
  if cookie does not exist
*/

function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}


/*
   name - name of the cookie
   [path] - path of the cookie (must be same as path used to create cookie)
   [domain] - domain of the cookie (must be same as domain used to
     create cookie)
   path and domain default if assigned null or omitted if no explicit
     argument proceeds
*/

function deleteCookie(name, path, domain) {
  if (getCookie(name)) {
    document.cookie = name + "=" +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}

// date - any instance of the Date object
// * hand all instances of the Date object to this function for "repairs"

function fixDate(date) {
  var base = new Date(0);
  var skew = base.getTime();
  if (skew > 0)
    date.setTime(date.getTime() - skew);
}




function wn_news2newsletter(news_id){
	var t = new Date();
	if( (news_id != null) ){
		document.getElementById('ausgabe').innerHTML = "&nbsp; <blink> Bitte warten... </marquee>";
		sendReq("_rpc_export_news2newsletter.php", "id,ts", news_id+","+t.getTime());
	}	
}


function wn_show_hide_elem(id){
	if(document.getElementById(id).style.display=="inline"){
		document.getElementById(id).style.display="none";
		var done=1;
	}
	if( (document.getElementById(id).style.display=="none") && !(done)){
		document.getElementById().style.display="inline";
	}
}


function wn_sicher_url(id){
	var neu = "";
	document.getElementById(id).value = document.getElementById(id).value.toLowerCase();
	document.getElementById(id).value = document.getElementById(id).value.replace(/ /, "_");
  for(i = 0; i < document.getElementById(id).value.length; ++i){
  	var fred=0;
    if(document.getElementById(id).value.charCodeAt(i) == 228){
      neu = neu + "ae"; fred=1;
    }
    if(document.getElementById(id).value.charCodeAt(i) == 246){
    	neu = neu + "oe"; fred=1;
  	}
  	if(document.getElementById(id).value.charCodeAt(i) == 252){
    	neu = neu + "ue"; fred=1;
  	}
  	if(document.getElementById(id).value.charCodeAt(i) == 223){
    	neu = neu + "ss"; fred=1;
  	}
  	if(fred==0){
  		neu = neu + document.getElementById(id).value.charAt(i);
  	}
  }
   document.getElementById(id).value = neu;
}