function underConstruction()
{

    alert("This section is under construction.");
}

function loadPaintingDetail(name)
{
    window.location.href="paintingDetail.php?paintingName="+name;
}

function validate()
{
    if(document.getElementById("firstName").value.length==0)
    {
        alert("You should enter First Name before submitting");
    }
    else if(document.getElementById("lastName").value.length==0)
    {
        alert("You should enter Last Name before submitting");
    }
    else if(document.getElementById("email").value.length==0)
    {
        alert("You should enter Email before submitting");
    }
    else if (document.getElementById("comments").value.length==0)
    {
        alert("You should enter some comments before submitting");
    }
    else
    {
        document.contactus.submit();
    }
}