// JavaScript Document


function IsImageOk(img) {
    // During the onload event, IE correctly identifies any images that
    // weren't downloaded as not complete. Others should too. Gecko-based
    // browsers act like NS4 in that they report this incorrectly.
    if (!img.complete) {
        return false;
    }

    // However, they do have two very useful properties: naturalWidth and
    // naturalHeight. These give the true size of the image. If it failed
    // to load, either of these should be zero.
    if (typeof img.naturalWidth != "undefined" && img.naturalWidth == 0) {
        return false;
    }

    // No other way of checking: assume it's ok.
    return true;
}
function chkImg() {
    for (var i = 0; i < document.images.length; i++) {
        if (!IsImageOk(document.images[i])) {
            document.images[i].style.visibility = "hidden";
			document.images[i].style.height = 0;
        }
    }
}