function askForCaptcha(emailAddress,resultText){var isValidEmailAddress=IsValidEmail(document.getElementById(emailAddress).value);if(isValidEmailAddress){document.forms[0].setAttribute("enctype","");document.getElementById(resultText).innerHTML=" ";Sys.UI.DomElement.removeCssClass($get("newsLetterOuterDiv"),"newsLetter");Sys.UI.DomElement.addCssClass($get("newsLetterOuterDiv"),"newsLetterOff");document.getElementById("captchaBox").style.display="block"}else{Sys.UI.DomElement.removeCssClass($get("newsLetterOuterDiv"),"newsLetterOff");Sys.UI.DomElement.addCssClass($get("newsLetterOuterDiv"),"newsLetter");if(document.getElementById(emailAddress).value==""||document.getElementById(emailAddress).value=="enter your email")document.getElementById(resultText).innerHTML="   Enter your email address";else document.getElementById(resultText).innerHTML="Invalid email address"}}function CloseCaptcha(resultText){document.getElementById(resultText).innerHTML=" ";document.getElementById("captchaBox").style.display="none";Sys.UI.DomElement.removeCssClass($get("newsLetterOuterDiv"),"newsLetterOff");Sys.UI.DomElement.addCssClass($get("newsLetterOuterDiv"),"newsLetter");return false}function changeChallengeImage(imgType){if(imgType=="audio"){document.getElementById("audioImage").style.display="none";document.getElementById("imgImage").style.display="inline-block";Recaptcha.switch_type("audio")}else{document.getElementById("imgImage").style.display="none";document.getElementById("audioImage").style.display="inline-block";Recaptcha.switch_type("image")}}function EraseTextBox(emailField,status,resultText){CloseCaptcha(resultText);if(status=="Erase"&&document.getElementById(emailField).value=="enter your email")document.getElementById(emailField).value="";else if(status=="Blank")document.getElementById(emailField).value="enter your email"};