function translateString(prefix,str){
	if(str == undefined) return "";
	if(str == null) return "";
	if(str.length == 0) return "";
	
	var translatedString = "";
	var t2;        
        
	var tSplit = str.split(", ");
	for(var i = 0; i<tSplit.length;i++){
		t2 = prefix+ tSplit[i].toLowerCase();
		translatedString += messages[t2] + " ";
	}	
	return translatedString;
}