Split string using javascript

string strNtfList = "FQN1;FQN2;FQN13";
string strCCMembers = string.Empty;
string[] arrNtfList = strNtfList.Split(';');
string news = string.Empty;
foreach (string strNot in arrNtfList)
{
news += ";" + strNot + "@" + "abc.in";
}
Response.Write(news);
string k = news.Remove(0, 1);
Response.Write("
");
Response.Write(k);