// reCaptcha.js
// <a onclick="return !window.reCaptcha('captchaImage-ID')" 
// href="(current.location)?timestamp=(unique server-generated timestamp for gracefull degradation)">…</a>
window.captcha =
{
 image:
 // reference na pic
  undefined
 ,
 origUrl:
 // URL 'jak bylo' (bez parametrĹŻ)
  undefined
 ,
 getNew:
 // samotná fce
  function ( imageID ) {
   if( !this.image ) {
    this.image = document.getElementById( imageID );
    this.origUrl = this.image.src.split('?')[0];
   }
   if ( !this.origUrl ) {
    return false
   }
   var tmpDate = new Date();
   var tmpISODate =
    tmpDate.getFullYear()
    + '-' + tmpDate.getMonth()
    + '-' + tmpDate.getDate()
    + 'T' + tmpDate.getHours()
    + '-' + tmpDate.getMinutes()
    + '-' + tmpDate.getSeconds()
    + '-' + tmpDate.getMilliseconds()
   ;
   this.image.src = this.origUrl + '?timestamp=' + tmpISODate;
   return true
  }
 //,
}
window.reCaptcha =
 function ( imageID ) {
  return window.captcha.getNew( imageID );
 }
;
// /reCaptcha.js