javascirpt 用英文逗号替换英文分号、中英文逗号或者回车

function ReplaceSeperator(mobiles) {
var i;
var result = "";
var c;
for (i = 0; i < mobiles.length; i++) {
c = mobiles.substr(i, 1);
if (c == ";" || c == "," || c == "，" || c == " ")
result = result + ",";
else if (c != " ")
result = result + c;
}
return result;
}