two RegExp in weebo
var _msg = msg.replace(/http:\/\/[\w-]*(\.[\w-]*)*(\/\w+)+/ig, function (word) {
return '<a href=' + word + '>' + word + '</a>';
});
_msg = _msg.replace(/@([\u4E00-\u9FA5|\uf900-\ufa2d]|\w)+/ig, function (word) {
return '<a href=/' + word.substring(1) + '>' + word + '</a>'
});