function LoginForm(){this.validateFields=_validateFields;this.onLoad=_onLoad;var userName=$("userName"),password=$("password"),rowUserName=$("row.userName"),rowPassword=$("row.password"),alertUserName=$("alert.userName"),alertPassword=$("alert.password"),flagUserName=$("flag.userName"),flagPassword=$("flag.password"),statusError=$("status.error");function _validateFields(){Util.removeClassName(rowUserName,"erro");Util.removeClassName(rowPassword,"erro");if(statusError){statusError.style.display="none"}if(flagUserName){flagUserName.style.display="none"}if(alertUserName){alertUserName.style.display="none"}if(flagPassword){flagPassword.style.display="none"}if(alertPassword){alertPassword.style.display="none"}if(userName&&(Util.isEmpty(userName.value)||userName.getAttribute("empty")=="true")){msg="Não esqueça de informar seu usuário";if(alertUserName){alertUserName.innerHTML=msg;alertUserName.style.display="block"}else{alert(msg)}if(flagUserName){flagUserName.style.display="block"}Util.addClassName(rowUserName,"erro");userName.focus();return false}if(password&&(Util.isEmpty(password.value)||password.getAttribute("empty")=="true")){msg="Não esqueça de informar sua senha";if(alertPassword){alertPassword.innerHTML=msg;alertPassword.style.display="block"}else{alert(msg)}if(flagPassword){flagPassword.style.display="block"}Util.addClassName(rowPassword,"erro");password.focus();return false}return true}function _onLoad(){if(userName){userName.focus()}}}LoginForm.instance=null;LoginForm.getInstance=function(){if(LoginForm.instance==null){LoginForm.instance=new LoginForm()}return LoginForm.instance};