var XmlConverter = 
{
 getJson: function(xml, tab) 
 {
 var X = 
 {
 toObj: function(xml) 
 {
 var o = {};
 if (xml.nodeType==1) 
 { 
 if (xml.attributes.length) // element with attributes ..
 for (var i=0; i<xml.attributes.length; i++)
 {
 var av = xml.attributes[i].nodeValue;
 if(av == null)
 av = ""; 
 o['@'+xml.attributes[i].nodeName] = (X.escape(av)).toString();
 } 
 if (xml.firstChild) { // element has child nodes ..
 var textChild=0, cdataChild=0, hasElementChild=false;
 for (var n=xml.firstChild; n; n=n.nextSibling) 
 {
 if (n.nodeType==1) hasElementChild = true;
 else if (n.nodeType==3 && n.nodeValue.match(/[^ \f\n\r\t\v]/)) textChild++; // non-whitespace text
 else if (n.nodeType==4) cdataChild++; // cdata section node
 }
 if (hasElementChild) 
 {
 if (textChild < 2 && cdataChild < 2) 
 { 
 // structured element with evtl. a single text or/and cdata node ..
 X.removeWhite(xml);
 for (var n=xml.firstChild; n; n=n.nextSibling) {
 if (n.nodeType == 3) // text node
 o['#text'] = X.escape(n.nodeValue);
 else if (n.nodeType == 4) // cdata node
 o['#cdata'] = X.escape(n.nodeValue);
 else if (o[n.nodeName]) 
 { // multiple occurence of element ..
 if (o[n.nodeName] instanceof Array)
 o[n.nodeName][o[n.nodeName].length] = X.toObj(n);
 else
 o[n.nodeName] = [o[n.nodeName], X.toObj(n)];
 }
 else // first occurence of element..
 o[n.nodeName] = X.toObj(n);
 }}
 else 
 { // mixed content
 if (!xml.attributes.length)
 o = X.escape(X.innerXml(xml));
 else
 o['#text'] = X.escape(X.innerXml(xml));
 }}
 else if (textChild) 
 { // pure text
 if (!xml.attributes.length)
 o = X.escape(X.innerXml(xml));
 else
 o['#text'] = X.escape(X.innerXml(xml));
 }
 else if (cdataChild) 
 { // cdata
 if (cdataChild > 1)
 o = X.escape(X.innerXml(xml));
 else
 for (var n=xml.firstChild; n; n=n.nextSibling)
 o['#cdata'] = X.escape(n.nodeValue);
 }}
 if (!xml.attributes.length && !xml.firstChild) o = null;
 }
 else if (xml.nodeType==9) { // document.node
 o = X.toObj(xml.documentElement);
 }
 else
 alert('unhandled node type: ' + xml.nodeType);
 return o;
 },
 toJson: function(o, name, ind) {
 var json = name ? ('\''+name+'\'') : '';
 if (o instanceof Array) {
 for(var i=0,n=o.length; i<n; i++)
 o[i] = X.toJson(o[i], '', ind+'\t');
 json += (name?':[':'[') + (o.length > 1 ? ('\n'+ind+'\t'+o.join(',\n'+ind+'\t')+'\n'+ind) : o.join('')) + ']';
 }
 else if (o == null)
 json += (name&&':') + 'null';
 else if (typeof(o) == 'object') {
 var arr = [];
 for (var m in o)
 arr[arr.length] = X.toJson(o[m], m, ind+'\t');
 json += (name?':{':'{') + (arr.length > 1 ? ('\n'+ind+'\t'+arr.join(',\n'+ind+'\t')+'\n'+ind) : arr.join('')) + '}';
 }
 else if (typeof(o) == 'string')
 json += (name&&':') + '\'' + o.toString() + '\'';
 else
 json += (name&&':') + o.toString(); 
 return json.replace(/\r\n/g, '').replace(/\n/g, '');
 },
 innerXml: function(node) {
 var s = ''
 if ('innerHTML' in node)
 s = node.innerHTML;
 else {
 var asXml = function(n) {
 var s = '';
 if (n.nodeType == 1) {
 s += '<' + n.nodeName;
 for (var i=0; i<n.attributes.length;i++)
 s += ' ' + n.attributes[i].nodeName + '=\'' + (n.attributes[i].nodeValue||'').toString() + '\'';
 if (n.firstChild) {
 s += '>';
 for (var c=n.firstChild; c; c=c.nextSibling)
 s += asXml(c);
 s += '</'+n.nodeName+'>';
 }
 else
 s += '/>';
 }
 else if (n.nodeType == 3)
 s += n.nodeValue;
 else if (n.nodeType == 4)
 s += '<![CDATA[' + n.nodeValue + ']]>';
 return s;
 };
 for (var c=node.firstChild; c; c=c.nextSibling)
 s += asXml(c);
 }
 return s;
 },
 escape: function(txt) {
 return txt.replace(/[\\]/g, '\\\\')
 .replace(/[\']/g, "\\'")
 .replace(/[\"]/g, '\\"')
 .replace(/[\n]/g, '\\n')
 .replace(/[\r]/g, '\\r');
 },
 removeWhite: function(e) {
 e.normalize();
 for (var n = e.firstChild; n; ) {
 if (n.nodeType == 3) { // text node
 if (!n.nodeValue.match(/[^ \f\n\r\t\v]/)) { // pure whitespace text node
 var nxt = n.nextSibling;
 e.removeChild(n);
 n = nxt;
 }
 else
 n = n.nextSibling;
 }
 else if (n.nodeType == 1) { // element node
 X.removeWhite(n);
 n = n.nextSibling;
 }
 else // any other node
 n = n.nextSibling;
 }
 return e;
 }};
 if (xml.nodeType == 9) // document node
 xml = xml.documentElement;
 var json = X.toJson(X.toObj(X.removeWhite(xml)), xml.nodeName, '\t');
 return '{\n' + tab + (tab ? json.replace(/\t/g, tab) : json.replace(/\t|\n/g, '')) + '\n}';
 },
 toXml: function(o, tab) 
 {
 var toXml = function(v, name, ind) 
 {
 var xml = '';
 if (v instanceof Array) 
 {
 for (var i=0, n=v.length; i<n; i++)
 xml += ind + toXml(v[i], name, ind+'\t') + '\n';
 }
 else if (typeof(v) == 'object') 
 {
 var hasChild = false;
 xml += ind + '<' + name;
 for (var m in v) 
 {
 if (m.charAt(0) != '@')
 xml += ' ' + m.substr(1) + '=\'' + v[m].toString() + '\'';
 else
 hasChild = true;
 }
 xml += hasChild ? '>' : '/>';
 if (hasChild) 
 {
 for (var m in v) {
 if (m == '#text')
 xml += v[m];
 else if (m == '#cdata')
 xml += '<![CDATA[' + v[m] + ']]>';
 else if (m.charAt(0) != '@')
 xml += toXml(v[m], m, ind+'\t');
 }
 xml += (xml.charAt(xml.length-1)=='\n'?ind:'') + '</' + name + '>';
 }}
 else  
 xml += ind + '<' + name + '>' + v.toString() + '</' + name + '>'; 
 return xml;
 } 
 var xml = '';
 for (var m in o)
 xml += toXml(o[m], m, '');
 return tab ? xml.replace(/\t/g, tab) : xml.replace(/\t|\n/g, '');
 }
};