document.getElementById("CAPTCHAimg").src= "http://pos2net.com/images/captcha/f5ecb6e196c30b0ddad4c425b2efd495.png";
var myDiv1 = document.getElementById("CAPTCHAMD5");
txt = document.createTextNode("Generic");
myDiv1.value = "f5ecb6e196c30b0ddad4c425b2efd495";