var langid;
if(lang=='tc'){
	langid=1;
}else if(lang=='sc'){
	langid=2;
}else{
	langid=0;
}

// frompage: 0: normal, under tc/sc/en; 1: from root 2: under tc/sc/en, but corr in root, 3: under checkout, 4: under member, 5: under forum
// chlangflag: 0: normal, can change to all lang; 1: cannot change to en
// rooturl: path to the root directory
// baseurl: path to that lang directory
// mainbaseurl: path to that lang index.php directory
// mainbaseurl2: path to that lang index.php directory, if the en version is in root, and only have en/tc version
var tolang="";

var rooturl="";
var baseurl="";
var mainbaseurl="";
var mainbaseurl2="";
var tolangfrompage1="";
var tolangfrompage2="";

if(lang=="tc"){
	tolang1="en";
	tolang2="sc";
}else if(lang=="sc"){
	tolang1="en";
	tolang2="tc";
}else {
	tolang1="tc";
	tolang2="sc";
}
if(frompage==0){
	baseurl="";
	rooturl="../";
	tolangfrompage1="0";
	tolangfrompage2="0";
	if(lang=="en"){
		mainbaseurl="../";
		mainbaseurl2="../";
	}else if(lang=="tc"){
		mainbaseurl="";
		mainbaseurl2="";
	}else if(lang=="sc"){
		mainbaseurl="";
		mainbaseurl2="../";
	}
}else if(frompage==1){
	 rooturl="";
	 baseurl=lang + "/";
	 mainbaseurl="";
	 mainbaseurl2="";
	 tolangfrompage1="1";
	 tolangfrompage2="1";
}else if(frompage==2){
	 baseurl="";
	 rooturl="../";
	 tolangfrompage2="";
	if(lang=="en"){
		mainbaseurl="../";
		mainbaseurl2="../";
	}else if(lang=="tc"){
		mainbaseurl="";
		mainbaseurl2="";
	}else if(lang=="sc"){
		mainbaseurl="";
		mainbaseurl2="../";
	}
	if(tolang1=="en"){
		tolangfrompage1="2";
	}else{
		tolangfrompage1="0";
	}
	if(tolang2=="en"){
		tolangfrompage2="2";
	}else{
		tolangfrompage2="0";
	}
}else if(frompage>=3 && frompage<=5){
	baseurl="../"+lang+"/";
	rooturl="../";
	tolangfrompage1="0";
	tolangfrompage2="0";
	if(lang=="en"){
		mainbaseurl="../";
		mainbaseurl2="../";
	}else if(lang=="tc"){
		mainbaseurl="../"+lang+"/";
		mainbaseurl2="../"+lang+"/";
	}else if(lang=="sc"){
		mainbaseurl="../"+lang+"/";
		mainbaseurl2="../";
	}
}

//alert("frompage: " + frompage + " chlangflag: " + chlangflag + " baseurl: " + baseurl + " mainbaseurl: " + mainbaseurl + " mainbaseurl2: " + mainbaseurl2);