var selectedCatId = "ctl00_ContentPlaceHolder1_MainPageCategoriesUC1_TabContainer1_TabPanel1_printablesImg";
var invitImg = "ctl00_ContentPlaceHolder1_MainPageCategoriesUC1_TabContainer1_TabPanel3_InvitationsImg";
var printablesImg = "ctl00_ContentPlaceHolder1_MainPageCategoriesUC1_TabContainer1_TabPanel1_printablesImg";
var ecardsImg = "ctl00_ContentPlaceHolder1_MainPageCategoriesUC1_TabContainer1_TabPanel2_ecardsImg";



function categoriesClick(obj, img_src) {
    obj.src = img_src;
    selectedCatId = obj.id;

    if (obj.id == ecardsImg) {
        document.getElementById(printablesImg).src = printablesnotselected;  //"../images/printablesnotselected.gif";
        document.getElementById(invitImg).src = invitationsnotselected;  //"../images/invitationsnotselected.gif";
    }
    if (selectedCatId == printablesImg) {
        document.getElementById(ecardsImg).src = ecardsnotselected;  // "../images/ecardsnotselected.gif";
        document.getElementById(invitImg).src = invitationsnotselected;  //"../images/invitationsnotselected.gif";
    }

    if (selectedCatId == invitImg) {
        document.getElementById(ecardsImg).src = ecardsnotselected; //"../images/ecardsnotselected.gif";
        document.getElementById(printablesImg).src = printablesnotselected;  //"../images/printablesnotselected.gif";

    }
}

function roll(obj, img_src) {
    if (obj.id != selectedCatId) {
        obj.src = img_src;
    }
}