Get Querystring values from URL using Javascript

getQS.js

/* KP: Read in querystring values and perform filtering */
var path = window.location.href;
$scope.searchTerms = path.indexOf('?') > 0 ? path.split('?')[1].split('&') : [];

if ($scope.searchTerms.length > 0) {
  for (i = 0; i < $scope.searchTerms.length; i++) {
    var searchTerm = $scope.searchTerms[i].split('=');
    var name = searchTerm[0];
    var value = searchTerm[1];
  }
}