function resizeImg(imgObj, maxWithd, maxHeight)
{
    var imgSize =  new Array();
    var myImage = new Image();
    myImage.src = imgObj.src;
    w = myImage.width
    h = myImage.height
    if(w>h)
    {
        if(w>maxWithd)
        {
            var zoom=maxWithd/w;
            var h1=h*zoom;
            var w1=w*zoom;
            imgObj.style.width  = w1;
            imgObj.style.height = h1;

        }
        else
        {
            imgObj.style.width  = w;
            imgObj.style.height = h;
        }
    }
    else
    {
        if(h>maxHeight)
        {
            var zoom=maxHeight/h;
            var h1=h*zoom;
            var w1=w*zoom;
            imgObj.style.width  = w1;
            imgObj.style.height = h1;
        }
        else
        {
            imgObj.style.width  = w;
            imgObj.style.height = h;
        }
    }
}