// JavaScript File
function displayNewImage()
{
    var imgObj = displayNewImage.arguments[0];
    var displayImageUntil = displayNewImage.arguments[1];
    
    var today = new Date();
    var year = today.getFullYear();
    var month = 1+today.getMonth();  // 0 based array
    if (month<10) month = "0"+month;
    var date = today.getDate();
    if (date<10) date = "0"+date;
    var yyyymmdd = year + month + date 
   
    if (yyyymmdd <= displayImageUntil)
    {
        imgObj.style.visibility = "visible";
    }
}