function PageQuery(q) {
    if (q.length > 1) this.q = q.substring(1, q.length);
    else this.q = null;
    this.keyValuePairs = new Array();
    if (q) {
        for (var i = 0; i < this.q.split("&").length; i++) {
            this.keyValuePairs[i] = this.q.split("&")[i];
        }
    }
    this.getKeyValuePairs = function() { return this.keyValuePairs; }
    this.getValue = function(s) {
        for (var j = 0; j < this.keyValuePairs.length; j++) {
            if (this.keyValuePairs[j].split("=")[0] == s)
                return this.keyValuePairs[j].split("=")[1];
        }
        return false;
    }
    this.getParameters = function() {
        var a = new Array(this.getLength());
        for (var j = 0; j < this.keyValuePairs.length; j++) {
            a[j] = this.keyValuePairs[j].split("=")[0];
        }
        return a;
    }
    this.getLength = function() { return this.keyValuePairs.length; }
}
function queryString(key) {
    var page = new PageQuery(window.location.search);
    return unescape(page.getValue(key));
}
function displayItem(key) {
    if (queryString(key) == 'false') {
        //document.write("you didn't enter a ?name=value querystring item.");
    } else {
        return queryString(key);
    }
}

function ShowPreviousQuestion(objButton) {
  var currentLi = $("ul.enquete li:visible");

  currentLi.css('display', 'block');
  currentLi.css('visibility', 'hidden');
  
  currentLi.prev().css('display', 'block');
  currentLi.prev().css('visibility', 'visible');
}

function ShowNextQuestion(objButton)
{
  var currentLi = $("ul.enquete li:visible");
    
  //currentLi.css('display', 'none');
  //currentLi.next().css('display', 'block');
  currentLi.css('visibility', 'hidden');
  currentLi.css('display', 'none');
  
  currentLi.next().css('visibility', 'visible');
}



String.prototype.capitalize = function() {
    return this.replace(/\w+/g, function(a) {
        return a.charAt(0).toUpperCase() + a.substr(1).toLowerCase();
    });
};

// Fix sharepoint onload
if ( typeof(_spBodyOnLoadWrapper)!="undefined")
    _spBodyOnLoadWrapper();
else
    var _spBodyOnLoadWrapper = function () {true};