$(document).ready(function () {
    $("a.zoom").fancyZoom({ directory: '/_images/FancyZoom' });
});

function showTab(currView) {

    //Products Tab
    var pSrc;
    pSrc = document.getElementById("products");
    var pLnk;
    pLnk = document.getElementById("lnkP");

    //Overview Tab
    var oSrc;
    oSrc = document.getElementById("overview");
    var oLnk;
    oLnk = document.getElementById("lnkO");

    //How it works Tab (not on every page)
    //so we need to wrap in try catch
    var hSrc;
    var hLnk;

    try {
        hSrc = document.getElementById("how");
        hLnk = document.getElementById("lnkH");
    }
    catch (e) {
    }

    if (currView == "products") {
        pSrc.style.display = "block";
        pLnk.className = "seltab";

        oSrc.style.display = "none";
        oLnk.className = "notab";

        hSrc.style.display = "none";
        hLnk.className = "notab";
    }
    else if (currView == "overview") {
        pSrc.style.display = "none";
        pLnk.className = "notab";

        oSrc.style.display = "block";
        oLnk.className = "seltab";

        hSrc.style.display = "none";
        hLnk.className = "notab";
    }
    else if (currView == "how") {
        pSrc.style.display = "none";
        pLnk.className = "notab";

        oSrc.style.display = "none";
        oLnk.className = "notab";

        hSrc.style.display = "block";
        hLnk.className = "seltab";
    }

   
}

function checkTab() {
    var thisTB;
   
    try {
        thisTB = document.getElementById("ctl00_cph1_tbShow");

        if (thisTB.value == 1) {
            showTab('products');
        }
    }
    catch (e) {

    }
}