URLからQueryを取得する

getQuery.js

var getQuery = function() {
  var result = {};
  if(location.href.indexOf('?') == -1) return result;
  var lastIndex = location.href.indexOf('#') != -1 ? location.href.indexOf('#') : location.href.length;
  var kvs = location.href.slice(location.href.indexOf('?') + 1, lastIndex).split('&');
  for(var i = 0; i < kvs.length; i++) {
    var kv = kvs[i].split('=');
    result[kv[0]] = kv[1];
  }
  return result;
};