function refreshCaptchaImage()	{
		var i = Math.round(100*Math.random())
		document.getElementById("captcha_img").src = "../captcha/captcha.php?.png&img="+i;
	}
	
	function openCaptchaWindow(template)	{
		window.open ("../what_is_captcha.php?template="+template,"what_is_captcha","location=1,status=1,scrollbars=1,width=400,height=300"); 
	}