function utf8_encode (argString) {
    // Encodes an ISO-8859-1 string to UTF-8  
    // 
    // version: 1103.1210
    // discuss at: http://phpjs.org/functions/utf8_encode
    // +   original by: Webtoolkit.info (http://www.webtoolkit.info/)
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: sowberry
    // +    tweaked by: Jack
    // +   bugfixed by: Onno Marsman
    // +   improved by: Yves Sucaet
    // +   bugfixed by: Onno Marsman
    // +   bugfixed by: Ulrich
    // *     example 1: utf8_encode('Kevin van Zonneveld');
    // *     returns 1: 'Kevin van Zonneveld'
    var string = (argString + ''); // .replace(/\r\n/g, "\n").replace(/\r/g, "\n");
    var utftext = "",
        start, end, stringl = 0;
 
    start = end = 0;
    stringl = string.length;
    for (var n = 0; n < stringl; n++) {
        var c1 = string.charCodeAt(n);
        var enc = null;
 
        if (c1 < 128) {
            end++;
        } else if (c1 > 127 && c1 < 2048) {
            enc = String.fromCharCode((c1 >> 6) | 192) + String.fromCharCode((c1 & 63) | 128);
        } else {
            enc = String.fromCharCode((c1 >> 12) | 224) + String.fromCharCode(((c1 >> 6) & 63) | 128) + String.fromCharCode((c1 & 63) | 128);
        }
        if (enc !== null) {
            if (end > start) {
                utftext += string.slice(start, end);
            }
            utftext += enc;
            start = end = n + 1;
        }
    }
 
    if (end > start) {
        utftext += string.slice(start, stringl);
    }
 
    return utftext;
}


/*@cc_on @if (@_win32 && @_jscript_version >= 5) if (!window.XMLHttpRequest)
window.XMLHttpRequest = function() { return new ActiveXObject('Microsoft.XMLHTTP') }
@end @*/

var tree = {
	table: '',
	disp: null,
	selNode: false,
	edit: null,
	order: false,
	attributes: false,
	classattr: false,
	nodis: false,

	show_node:function(pParent, pOpen, pLast) {
		var oMaster = document.getElementById(pParent);
		var cId = pParent.substr(2);
		var oNode = document.getElementById('n_'+cId);
		if (oNode) {
			var oParent = oNode.parentNode;
			oParent.removeChild(oNode);
		}
		var lOpen = true;
		if (oMaster.state == 'open' && pOpen == 1) {
			lOpen = false;
		}
		var oSym = document.getElementById('s_'+cId);
		if (lOpen) {
			oSym.className=oSym.className.replace(/_closed/, '_animation');
			var oRq = new XMLHttpRequest();
			var ajaxurl;
			ajaxurl='http://mallorca-ausfluege.net/wp-content/plugins/excursiones_ch_plugin/tree-ajax.php';
			var datatosend="lang=de&type="+cId;
			oRq.open('POST', ajaxurl, true);
			oRq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
			oRq.onreadystatechange = function() {
				if (oRq.readyState == 4) {
					if (oRq.status == 200) {
					 if(oRq.responseText!="NULL"){
						var resdatos = eval('(' +oRq.responseText+ ')');
						var datos=resdatos.datos;
						var resultado="";
						var nodeImage="";
						resultado+="<ul id='n_"+cId+"'>";
						for(var i=0;i<datos.length;i++){
							dato=datos[i];
							var elid=resdatos.type+"_"+dato.id;
							if(resdatos.type=='esc') elid=elid+"_"+resdatos.crucid;
							if(resdatos.type=='exc') nodeImage='tree_node_leaf';
							else nodeImage='tree_node_closed';
							var clk="";
							var txtshow=dato.name;
							if(resdatos.type=='exc') txtshow=txtshow+" <strong>("+dato.total+"/"+dato.max+")</strong>";
							if(resdatos.type!='exc') clk="onClick=\"tree.show_node('m_"+elid+"',1,false)\"";
							resultado+="<li id='m_"+elid+"'>";
							resultado+=		"<div class='tree_node tree_node_pNode' "+clk+"></div>";
							resultado+=		"<div id='s_"+elid+"' class='tree_symbol "+nodeImage+"' "+clk+"></div>";
							resultado+=		"<div id='t_"+elid+"' class='tree_text' onClick=\"tree.sel_node(this, 'showContent(pNode)')\" title='"+txtshow+"'>"+txtshow+"</div>";
							resultado+="</li>"; 
						}
						var oHelp = document.createElement('div');
						oHelp.innerHTML = resultado;
						oMaster.parentNode.insertBefore(oHelp.firstChild, oMaster.nextSibling);
					 } 
					 	oMaster.state = 'open';
						oSym.className = oSym.className.replace(/_animation/, '_open');
						oSym.previousSibling.className = oSym.previousSibling.className.replace(/pNode/, 'mNode');
					}
				}
			}
			oRq.send(datatosend);
		} else {
			oMaster.state = 'closed';
			oSym.className = oSym.className.replace(/_open/, '_closed');
			oSym.previousSibling.className = oSym.previousSibling.className.replace(/mNode/, 'pNode');
		}
		return;
	},

	sel_node:function(pNode, pFunc) {
		if (this.selNode) {
			this.selNode.className='tree_text';
		}
		if (pNode == null) {
			this.selNode = null;
		} else {
			this.selNode = pNode;
			if (this.selNode) {
				this.selNode.className='tree_text tree_text_sel';
				if (pFunc) {
					eval(pFunc);
				}
			}
		}
	}
};


function showContent(oNode){
	/*var nodeId = oNode.id.substr(2);
	var ajaxurl;
	var ajaxurl;
	ajaxurl='http://mallorca-ausfluege.net/wp-content/plugins/excursiones_ch_plugin/tree-ajax.php';
	var datatosend="type="+nodeId;
	sendString(datatosend,ajaxurl, 'content');*/
}

function sendString(pString, pUrl, pDest, pFunc){
	var nPar = arguments.length;
	var oRq = new XMLHttpRequest();
	oRq.open("POST", pUrl, true);
	oRq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	oRq.onreadystatechange = function () {
		if (oRq.readyState == 4) {
			if (oRq.status == 200) {
				var datos = eval("("+oRq.responseText+")");
				/*var campo=document.getElementById("geozonaROWID");
				campo.value=datos.rowid;
				var campo=document.getElementById("geoparentID");
				campo.value=datos.parentid;
				var campo=document.getElementById("geozonacode");
				campo.value=datos.code;
				campo.disabled=true;
				var campo=document.getElementById("geozonaname");
				campo.value=datos.name;
				var campo=document.getElementById("geozonadesc");
				campo.value=datos.description;
				var campo=document.getElementById("geozonaIATA");
				campo.value=datos.IATA;
				var campo=document.getElementById("geozonahotels");
				if(datos.hotels==1) campo.checked=true;
				else campo.checked=false;
				var campo=document.getElementById("geoparent");
				campo.value=datos.parentname;
				campo.disabled=true;
				var btn=document.getElementById("buttoncr");
				btn.style.display="";
				var btn=document.getElementById("buttonel");
				btn.style.display="";
				var btn=document.getElementById("buttongu");
				btn.style.display="";			
				
				var campo=document.getElementById("geohidden");
				campo.value="edit";*/
				
				if (pFunc) {
					pFunc();
				}
			}
		}
	}
	oRq.send(pString);
}

function openFirstNode(divname){
	var ul0=document.createElement("ul");
	ul0.id="n_0";
	var divv=document.getElementById(divname);
	var nodes=divv.childNodes;
	if(nodes) for(var i=0;i<nodes.length;i++) divv.removeChild(nodes.item(i));
	
	var il1=document.createElement("li");
	il1.id="m_null";
	
	var div1=document.createElement("div");
	div1.className="tree_node tree_node_pNode";
	
	var div2=document.createElement("div");
	div2.className="tree_symbol tree_node_open";
	div2.id="s_null";
	
	var div3=document.createElement("div");
	div3.className="tree_text";
	div3.id="t_null";
	div3.title="Kreuzfahrt";
	div3.innerHTML="Kreuzfahrt";
	
	il1.appendChild(div1);
	il1.appendChild(div2);
	il1.appendChild(div3);
	
	ul0.appendChild(il1);
	var divview=document.createElement("div");
	divview.id="treeView";
	divview.appendChild(ul0);
	divv.appendChild(divview);
	tree.show_node(il1.id);
}