if (window.XMLHttpRequest){// code for IE7+, Firefox, Chrome, Opera, Safari
	xmlhttp=new XMLHttpRequest();
}else{// code for IE6, IE5
	xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
}
xmlhttp.open("GET","../XML/SWAPLANG_FREEDOM.xml",false);
xmlhttp.send();
xmlDoc = xmlhttp.responseXML;
var codeLang; // Thai
var codeLang2; // Thai for ie document mode standards
function setLangSwapLang(lang){
	if(lang=="eng" || lang=="ENG"){
		codeLang = 1; // Eng
		codeLang2 = 3; // Eng for ie document mode standards
	}else{
		codeLang = 0; // Thai
		codeLang2 = 1; // Thai for ie document mode standards
	}
}
			
function swLang(key){
	var x = xmlDoc.getElementsByTagName(key);
	if(chkIE() || chkSafari()) { // if ie or safari
		if(typeof(x[0].childNodes[codeLang].text)=="undefined") {
			try {
				document.write(x[0].childNodes[codeLang2].textContent.trim());
			} catch(err){}
		}else{
			document.write(x[0].childNodes[codeLang].text.trim());
		}
	}else{
		document.write(x[0].children[codeLang].childNodes[0].data.trim());
	}
}

function getSwapLang(key){
	var x = xmlDoc.getElementsByTagName(key);
	if(chkIE() || chkSafari()) { // if ie or safari
		if(typeof(x[0].childNodes[codeLang].text)=="undefined"){
			try{
				return x[0].childNodes[codeLang2].textContent.trim();
			}catch(err){}
		}else{
			return x[0].childNodes[codeLang].text.trim();
		}
	}else{
		return x[0].children[codeLang].childNodes[0].data.trim();
	}
}

function chkIE() {
	var ua = window.navigator.userAgent;
	var msie = ua.indexOf("MSIE ");
	if (msie > 0 || !!navigator.userAgent.match(/Trident.*rv\:11\./)){ // If Internet Explorer, return version number
		return true;
	}else{ // If another browser, return 0
		return false;
	}
}

function chkSafari() {
  var is_safari = (navigator.userAgent.indexOf('Safari') != -1 && navigator.userAgent.indexOf('Chrome') == -1);
  return is_safari;
}

if(typeof String.prototype.trim !== 'function') {
  String.prototype.trim = function() {
    return this.replace(/^\s+|\s+$/g, ''); 
  };
}