function setBtnImg(btn,state) {
    if(state) {
        state = "_"+state;
        btn.style.color = "#496100";
    }
    else
        btn.style.color = "#363636";

    btn.style.backgroundImage = "url(/fileadmin/templates/pics/btn_bg"+state+".gif)";
}


function negate(i) {
    var neg=Math.abs(i-1);
    return neg;
}


function isANum(n) {
    if(!isNaN(n))
        return true;
    else
        return false;
}

function trim(s) {
  while (s.substring(0,1) == ' ') {
    s = s.substring(1,s.length);
  }
  while (s.substring(s.length-1,s.length) == ' ') {
    s = s.substring(0,s.length-1);
  }
  return s;
}

function couponOrder(check) {
    document.getElementById('gutscheinAnz').disabled = negate(check);
    if(document.getElementById('gutscheinCheck').checked == 1)
      document.getElementById('gutscheinAnz').focus();
}

function getAdwordsTrackingData() {
    var cookie = getCookieArray();
    
    if(document.getElementsByName("adwords")[0].value == "") {
        if(cookie["adwords_tracking_adwords"]) {
            document.getElementsByName("adwords")[0].value = cookie["adwords_tracking_adwords"];
        }
        else {
            document.getElementsByName("adwords")[0].value = "-";
        }
    }

    if(document.getElementsByName("campaign")[0].value == "") {
        if(cookie["adwords_tracking_campaign"]) {
            document.getElementsByName("campaign")[0].value = cookie["adwords_tracking_campaign"];
        }
        else {
            document.getElementsByName("campaign")[0].value = "-";
        }
    }
    
    if(document.getElementsByName("timestamp")[0].value == "") {
        if(cookie["adwords_tracking_timestamp"]) {
            // var timestamp = new Date(cookie["adwords_tracking_timestamp"]*1000);
            // var date = timestamp.toGMTString();
            // document.getElementsByName("timestamp")[0].value = date;
            var date = decodeURIComponent(cookie["adwords_tracking_timestamp"]);
            document.getElementsByName("timestamp")[0].value = date;

        }
        else {
            document.getElementsByName("timestamp")[0].value = "-";
        }
    }

    if(document.getElementsByName("referer")[0].value == "") {
        if(cookie["adwords_tracking_referer"]) {
            document.getElementsByName("referer")[0].value = cookie["adwords_tracking_referer"];
        }
        else {
            document.getElementsByName("referer")[0].value = "-";
        }
    }
}

function getCookieArray() {
    var cookieString = document.cookie.split(";");
    var cookie = new Array();
    
    for(i=0;i<cookieString.length;i++)
    {
        var name, value;
        name = cookieString[i].substring(0,cookieString[i].indexOf("="));
        value = cookieString[i].substring(cookieString[i].indexOf("=")+1,cookieString[i].length);
        name = trim(name);
        value = trim(value);
        cookie[name] = value;
    }

    return cookie;
}

function sendingData() {
    document.getElementById("sendingDataInfo").style.display = "block";
}