insert one more linefeed url-encoded character

_global.escape2 = function(str:String) {
	var str2 = str.split('%0D');
	var str3 = str2.join('%0D%0A');
	return str3;
};

put one more linefeed character right after normal carraige return chracter.
You ought to use this function with eacape function

additional code

_global.replaceString = function(separator:String, replacer:String, string:String){
	//임의 문자열 string 에서 separator을 찾아내여 replacer로 변경한 후 변경된 문자열을 반환
	//String(replaceString("[amp;]", "&", _root.paperLoader.title));
	var temp0 = string.split(separator);
	var temp1= temp0.join(replacer);
	return temp1;
}
_global.insertLB = function(str:String) {
	var temp1 = escape(str);
	var temp2 = temp1.split('%0D');
	var temp3 = temp2.join('%0D%0A');
	//trace (temp3);
	return temp3;
};
_global.removeLB = function (str:String){
	var temp1 = escape(str);
	var temp2 = temp1.split('%0D%0A');
	var temp3 = temp2.join('%0D');
	//trace (temp3);
	return unescape(temp3);
}