var ajax = new sack();function showInfo(id) {	printMessage(id, 'infotext');	document.getElementById('statustext').innerHTML = "";}function wait() {	return;}checkUsername.oldname = "";checkUsername.lastcheck = "103";function checkUsername() {	var username = document.registerForm.elements[0].value;	//return username;	if (username.length > 2 && username.length < 20) {		if (username != checkUsername.oldname) {			checkUsername.oldname = username;			//remoteCheckUsername();			checkUsername.lastcheck = "0";			return checkUsername.lastcheck;		} else {			return checkUsername.lastcheck;		}	} else {		checkUsername.lastcheck = "103";		return "103";	}}checkEmail.oldmail = "";checkEmail.lastcheck = "104";function checkEmail() {	var email = document.registerForm.elements[1].value;	//return email;	if (email.length >= 3 && email.length < 64) {		if (email != checkEmail.oldmail) {			checkEmail.oldmail = email;			m = email.match(/[a-zA-Z0-9]+@+[a-zA-Z0-9]+[.]+[a-zA-Z0-9]{2,4}/);			if (m) {				//remoteCheckEmail();				checkEmail.lastcheck = "0";				return checkEmail.lastcheck;			} else {				checkEmail.lastcheck = "104";				return checkEmail.lastcheck;			}		} else {			return checkEmail.lastcheck;		}	} else {		checkEmail.lastcheck = "104";		return "104";	}}function remoteCheckUsername() {	var username = document.forms[0].elements[0].value;	ajax.requestFile = "check_registration.php";	// turn on its execute flag    ajax.runResponse = whenResponse;    ajax.execute = true;    ajax.setVar("action", "check_username");    ajax.setVar("username", username);    ajax.runAJAX();}function remoteCheckEmail() {	var email = document.forms[0].elements[1].value;	ajax.requestFile = "check_registration.php";	// turn on its execute flag    ajax.runResponse = whenResponse;    ajax.execute = true;    ajax.setVar("action", "check_email");    ajax.setVar("email", email);    ajax.runAJAX();}function checkAGB() {	if (document.registerForm.elements[3].checked == true) {		return 0;	} else{		return 1;	}}function checkData() {	//document.getElementById('debug').innerHTML = checkUsername() + " " + checkEmail() + " " + checkAGB();	if (checkUsername.lastcheck == "0"		&& checkEmail.lastcheck == "0"		&& !checkAGB()) {		document.forms[0].elements[4].disabled = false;			} else {		document.forms[0].elements[4].disabled = true;			//document.write(document.forms[0].elements[3].value);	}	}function pollUsername() {	pollUsername.interval = setInterval("printMessage(checkUsername())", 1000);	clearInterval(pollEmail.interval);}function stopPollingUsername() {	clearInterval(pollUsername.interval);}function pollEmail() {	pollEmail.interval = setInterval("printMessage(checkEmail())", 1000);	clearInterval(pollUsername.interval);}function stopPollingEmail() {	clearInterval(pollEmail.interval);}function whenLoading(){}      function whenLoaded(){}      function whenInteractive(){}function whenResponse(){	retVals = this.response.split(" ");	switch (retVals[0]) {		case "1": // check username			checkUsername.lastcheck = retVals[1];			break;		case "2": // check email			checkEmail.lastcheck = retVals[1];			//checkEmail();			break;	}}