/*
Copyright 2009-10, Upresent.com, Inc.  All rights reserved.
*/
function alternateImage()
{
    if (this.src != alt_img) {
        if (!this.complete || (!$.browser.msie && (typeof this.naturalWidth ==
        "undefined" || this.naturalWidth == 0))) {
            this.src=alt_img;
            return true;
        }
    }
}

//Resizing the gift image to the right size
function resizeimg(img, maxh, maxw){
    if (!this.complete || (!$.browser.msie && (typeof this.naturalWidth ==
    "undefined" || this.naturalWidth == 0))) {
        if (img.height > maxh || img.width > maxw){
            var f1 = maxh / img.height;
            var f2 = maxw / img.width;
            if (f1 < f2) {
                jQuery(img).height(f1*img.height);
            }
            else {
                jQuery(img).width(f2*img.width);
            }
        }
    }
}

function valignimg(img) {
    p = img.parent()
    marg = Math.round((p.height() - img.height()) / 2)
    img.css('margin-top', marg)
}

function resize_provided()
{
    resizeimg(this, 210, 240);
}

jQuery(window).load(function() {
    jQuery('#provided_gift_image').each(alternateImage);
});

jQuery(window).load(
    function() {
        jQuery('#provided_gift_image').each(function(index) {
            resizeimg(this, 140, 138);
        });
    }
);