var idPainting;
var idName;
var idWebImage;

document.oncontextmenu = function(){return false;}

function openViewer() {
   window.open("viewer.aspx?Id=" + idPainting, "_blank", "location=no,menubar=no,toolbar=no,resizable=yes,scrollbars=yes");
   
   return false;
}

function viewImage(id, image, desc, medium, support, w, h, prefix) {
    var name;
    var description;
    var img;
    var x;
    var y;
    
    idPainting = id;
    idName = desc;
    idWebImage = image;
       
    name = "<b><em>" + desc + "</em></b>";
    
    if ((medium == "Photograph") || (medium == "Digital Art")) {
        description = medium + " &bull; " + w + "px x " + h + "px";
    }
    else {
        description = medium + " on " + support + " &bull; " + w + "&quot; x " + h + "&quot;";
    }
   
    img = document.getElementById(prefix + "imgPainting");
    
    img.src = "./images/" + image + ".jpg";
    img.alt = desc;
    img.title = desc;
    
    if (img.width > img.height) {
        img.className = 'fullsizelandscape';
    }
    else {
        img.className = 'fullsizeportrait';
    }
    
    document.getElementById(prefix + "sName").innerHTML = name;
    document.getElementById(prefix + "sDescription").innerHTML = description;
    
    //document.getElementById("item_name").value = idName;
    //document.getElementById("item_number").value = idWebImage;
}

function assignCartValues (obj) {
    var value;
    var values;
    var src;  
    
    if (document.getElementById(obj.id).selectedIndex == 0) {
        document.getElementById("os0").value = "";
        document.getElementById("os1").value = "";
        document.getElementById("item_name").value = "";
        document.getElementById("item_number").value = "";
        document.getElementById("amount").value = "";
        
        return;
    }
        
    value = document.getElementById(obj.id).value;
    values = value.split(" - ");

    document.getElementById("os0").value = values[0];
    document.getElementById("os1").value = values[1];
    document.getElementById("item_name").value = idName;
    document.getElementById("item_number").value = idWebImage;
    document.getElementById("amount").value = values[2];
        
    return;
}

function confirmDelete() {
    return confirm('Are you sure you want to delete the item(s)?');
}

function selectAll(obj) {
    var values;

    values = document.getElementsByTagName("input");

    for (i = 0; i < values.length; i++) {
        if (values[i].type == "checkbox" && values[i] != obj) {
            values[i].checked = obj.checked;
        }
    }
}