function enlargeImage( strImageURL, intHeight, intWidth ) {

    //  Open new window.
    var objWinbdow = window.open( "http://www.guardiangravecare.co.uk/enlarge-image.asp?imageurl=" + strImageURL + "&height=" + intHeight + "&width=" + intWidth, "image", "status=0, toolbar=0, menubar=0, directories=0, resizable=0, scrollbars=0, height=500, width=460" );
    objWinbdow.focus();
}