function validate(){

	if(document.signup.name.value == ''){
		alert('Please enter your name.');
		document.signup.name.focus();
		return false;
	}else if(document.signup.username.value == ''){
		alert('Please enter your username.');
		document.signup.username.focus();
		return false;
	}else if(document.signup.password.value == ''){
		alert('Please enter your password');
		document.signup.password.focus();
		return false;
	}else if(document.signup.passconfirm.value == ''){
		alert('Please confirm your password');
		document.signup.passconfirm.focus();
		return false;
	}else if(document.signup.password.value != document.signup.passconfirm.value){
		alert('Passwords mismatch.');
		document.signup.password.focus();
		return false;
	}else if(document.signup.email.value == ''){
		alert('Please enter your e-mail address');
		document.signup.email.focus();
		return false;
	}else{
		return true;
	}
}