function RegForm(){

	if($F("username").length < 2){

		alert("请输入2位以上的用户名！");
		return false

	}

	if($F("pwd").length < 6){

		alert("您的密码不足六位，请重新输入！");
		return false

	}

	var email=$F("email");
	var pattern = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/; 
	flag = pattern.test(email); 

	if(!flag){

		alert("请输入正确的邮件地址！");
		return false			

	}


	if(document.all.licesence.checked!=true){
		alert("请先阅读注册条款！");
		return false;
	}

	if($F("userType")=="1"){
		var stbsn=$F("stbsn");
		var netid=$F("netid");
	}else{
		var stbsn="";
		var netid="";
	}

	var username=$F("username");
	var pass=$F("pwd");
	var email=$F("email");

	var op='send';
	var url='nreg_server.php';

	var pars='op='+op+'&username='+username+'&pass='+pass+'&email='+email+'&stbsn='+stbsn+'&netid='+netid;
	var myAjax = new Ajax.Request(
	url, 
	{
		method: 'post', 
		parameters: pars, 
		onComplete: function(originalRequest){

		    var arr=new Array();
			var str=originalRequest.responseText;

		   alert(str);
            location="index.htm";
	

					
		}
	});

}


function showstbID(){
	var ele = $("stbID");
	if($F('userType')==1){
        
		Element.show(ele); 
	}else{

		Element.hide(ele); 
	}

}