function showNextCaptcha() {
	
	    var now = new Date();
						    
		var captchaImage = '/Captcha.war';
	    var newSrc = captchaImage + '?' + now.getTime();
	
	
	    if (document.images != null) {
	        document.images.captcha.src = newSrc;
	    }
	
	}