document.getElementById("CAPTCHAimg").src= "http://pos2net.com/images/captcha/64d866d6263e1ba382c62158f6042b1b.png";
var myDiv1 = document.getElementById("CAPTCHAMD5");
txt = document.createTextNode("Generic");
myDiv1.value = "64d866d6263e1ba382c62158f6042b1b";