function parseQueryFromUrl() {
    var queryParamName = "q";
    var search = window.location.search.substr(1);
    var parts = search.split('&');
    for (var i = 0; i < parts.length; i++) {
        var keyvaluepair = parts[i].split('=');
        if (decodeURIComponent(keyvaluepair[0]) == queryParamName) {
            return decodeURIComponent(keyvaluepair[1].replace(/\+/g, ' '));
        }
    }
    return '';
}
google.load('search', '1', { language: 'cs' });
google.setOnLoadCallback(function () {
    var customSearchControl = new google.search.CustomSearchControl('016601255288619645492:d9_aczrnwas');
    customSearchControl.setResultSetSize(google.search.Search.FILTERED_CSE_RESULTSET);
    customSearchControl.draw('cse');
    var queryFromUrl = parseQueryFromUrl();
    if (queryFromUrl) {
        customSearchControl.execute(queryFromUrl);
    }
}, true);