%PDF- %PDF-
Direktori : /www/varak.net/paste.varak.net.old/libs/captcha/ |
Current File : /www/varak.net/paste.varak.net.old/libs/captcha/ajax_captcha.js |
var http_request = false; function makeRequest(url, parameters) { http_request = false; if (window.XMLHttpRequest) { // Mozilla, Safari,... http_request = new XMLHttpRequest(); if (http_request.overrideMimeType) { // set type accordingly to anticipated content type //http_request.overrideMimeType('text/xml'); http_request.overrideMimeType('text/html'); } } else if (window.ActiveXObject) { // IE try { http_request = new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) { try { http_request = new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {} } } if (!http_request) { alert('Cannot create XMLHTTP instance'); return false; } http_request.onreadystatechange = alertContents; http_request.open('GET', url + parameters, true); http_request.send(null); } function alertContents() { if (http_request.readyState == 4) { if (http_request.status == 200) { //alert(http_request.responseText); result = http_request.responseText; document.getElementById('myspan').innerHTML = result; //Get a reference to CAPTCHA image img = document.getElementById('imgCaptcha'); //Change the image img.src = 'captcha/create_image.php?' + Math.random(); // Search for new image document.getElementById('txtCaptcha').value=''; //Reset input Captcha after succes return } else { alert('There was a problem with the request.'); } } } function get(obj) { var getstr = "?" + "&mytextarea=" + encodeURI( document.getElementById("mytextarea").value) + "&txtCaptcha=" + encodeURI( document.getElementById("txtCaptcha").value) ; makeRequest('libs/captcha/get.php', getstr); } // IMAGE REFRESHING function refreshimg() { //Get a reference to CAPTCHA image img = document.getElementById('imgCaptcha'); //Change the image img.src = 'libs/captcha/create_image.php?' + Math.random(); }