// JavaScript Document
//var domain = "http://nhadatv2.timnhanhdev.com";
var domain = NHADAT;
function submit_frm_nhadat(){
	var form = document["frm_profile"];
	//form["action"].value="Cập nhật";
	if (form['member_fullname'].value =="" || form['member_fullname'].value ==null) {
		alert ("Vui lòng nhập tên");
		return false;
	}
	if (checkinvalidchars(form['member_fullname'].value)) {
		alert("Vui lòng không nhập kí tự đặc biệt")
		return false;
	}
	if (form['member_address'].value =="" || form['member_address'].value ==null) {
		alert ("Vui lòng nhập địa chỉ");
		return false;
	}
	if (checkinvalidchars(form['member_address'].value)) {
		alert("Vui lòng không nhập kí tự đặc biệt")
		return false;
	}
	if (form['member_email'].value =="") {
		alert ("Vui lòng nhập email");
		return false;
	}
	if (!emailCheck(form['member_email'].value)) {
		return false;
	}
	return true;
}

function emailCheck (emailStr) {
	/* The following pattern is used to check if the entered e-mail address
	fits the user@domain format.  It also is used to separate the username
	from the domain. */
	var emailPat=/^(.+)@(.+)$/
	/* The following string represents the pattern for matching all special
	characters.  We don't want to allow special characters in the address. 
	These characters include ( ) < > @ , ; : \ " . [ ]    */
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	/* The following string represents the range of characters allowed in a 
	username or domainname.  It really states which chars aren't allowed. */
	var validChars="\[^\\s" + specialChars + "\]"
	/* The following pattern applies if the "user" is a quoted string (in
	which case, there are no rules about which characters are allowed
	and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
	is a legal e-mail address. */
	var quotedUser="(\"[^\"]*\")"
	/* The following pattern applies for domains that are IP addresses,
	rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
	e-mail address. NOTE: The square brackets are required. */
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
	/* The following string represents an atom (basically a series of
   non-special characters.) */
	var atom=validChars + '+'
	/* The following string represents one word in the typical username.
   For example, in john.doe@somewhere.com, john and doe are words.
   Basically, a word is either an atom or quoted string. */
	var word="(" + atom + "|" + quotedUser + ")"
	// The following pattern describes the structure of the user
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	/* The following pattern describes the structure of a normal symbolic
	domain, as opposed to ipDomainPat, shown above. */
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")


	/* Finally, let's start trying to figure out if the supplied address is
	valid. */

	/* Begin with the coarse pattern to simply break up user@domain into
	different pieces that are easy to analyze. */
	var matchArray=emailStr.match(emailPat)
	if (matchArray==null) {
	/* Too many/few @'s or something; basically, this address doesn't
     even fit the general mould of a valid e-mail address. */
		alert("Địa chỉ email không đúng (kiểm tra @ và .'s)")
		return false
	}
	var user=matchArray[1]
	var domain=matchArray[2]

	// See if "user" is valid 
	if (user.match(userPat)==null) {
	    // user is not valid
    	alert("Tên user email không hợp lệ")
    	return false
	}

	/* if the e-mail address is at an IP address (as opposed to a symbolic
	host name) make sure the IP address is valid. */
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
    	// this is an IP address
	  	for (var i=1;i<=4;i++) {
	    	if (IPArray[i]>255) {
	        	alert("Địa chỉ IP không hợp lệ")
				return false
	    	}
    	}
		return true
	}

	// Domain is symbolic name
	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		alert("Tên domain email không hợp lệ.")
    	return false
	}

	/* domain name seems valid, but now make sure that it ends in a
	three-letter word (like com, edu, gov) or a two-letter word,
	representing country (uk, nl), and that there's a hostname preceding 
	the domain or country. */

	/* Now we need to break up the domain to get a count of how many atoms
	it consists of. */
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3) {
	// the address must end in a two letter or three letter word.
		alert("Email phải kết thúc bằng 3 ký tự domain hoặc 2 kí tư tên quốc gia")
		return false
	}

	// Make sure there's a host name preceding the domain.
	if (len<2) {
		var errStr="This address is missing a hostname!"
		alert(errStr)
		return false
	}

	// If we've gotten this far, everything's valid!
	return true;
}

function checkinvalidchars (char){
	/* The following string represents the pattern for matching all special
	characters.  We don't want to allow special characters in the address. 
	These characters include ( ) < > @ , ; : \ " . [ ]    */
	//var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	var specialChars = new Array(";","'","<",">","\"","@","\\","+","&","(",")","$","%","~");
	/* The following string represents the range of characters allowed in a 
	username or domainname.  It really states which chars aren't allowed. */
	//var validChars="\[^\\s" + specialChars + "\]"
	//alert (specialChars.length)
	var flag = -1;
	for (i=0; i<specialChars.length; i++){
		if (char.indexOf(specialChars[i])>=0){
			flag = i;
			break;
		}
	}
	
	if (flag >=0){
		return true;
	} else {
		return false;
	}
}

function markall(name){
	var form = document[name];
	if (form["checkall"].checked == true){
		if (!form["id[]"].length) {
			form["id[]"].checked = true;
		} else {
			for (i=0; i<form["id[]"].length;i++){
				form["id[]"][i].checked=true;
			}
		}
	} else {
		if (!form["id[]"].length){
			form["id[]"].checked = false;
		} else {
			for (i=0; i<form["id[]"].length;i++){
				form["id[]"][i].checked=false;
			}
		}
	}
	
}

function checkid(form, action) {
	var total;
	total=0;
	if (document[form]["id[]"].length){
		for (i=0;i<document[form]["id[]"].length;i++)
			if (document[form]["id[]"][i].checked==true)
				total++;
	} else {
		if (document[form]["id[]"].checked==true)
			total++;
	}
	if (total == document[form]["id[]"].length) {
		if (confirm("Bạn muốn "+action+" tất cả tin đăng?")){
			return true;
		} else {
			return false;
		}
	} else if (total==0) {
	alert("Bạn phải chọn mẫu tin trước!");
	return false;
	} else {
		if (confirm("Bạn muốn "+action+" tin đăng?")){
			return true;
		} else {
			return false;
		}
	}
}

function clickandgo(form,action){
	obj = document[form]
	if (obj["id[]"].length){
		var total=0;
		for (i=0;i<obj["id[]"].length;i++){
			if (obj["id[]"][i].checked==true){
				var check = i;
				total++;
			}
		}
		if (total==0){
			alert("bạn phải chọn mẩu tin trước")
			return false;
		} else if (total>1){
			alert("Bạn chỉ "+action+" được 1 mẫu tin");
			return false;
		} else {
			var record = obj["id[]"][check].value;
		}
	} else {
		if (obj["id[]"].checked==true){
			var record = obj["id[]"].value;
		} else{
			alert("bạn phải chọn mẩu tin trước")
			return false;
		}
	}
	
	if (confirm("Bạn muốn "+action+" mẫu tin này")) {
			window.location=domain+"/dang_tin/sua_tin/"+record;
			return false;
	} else {
		return false;
	}
}

function clickandsubmit(form,action){
	obj = document[form]
	if (obj["id"].length){
		var total=0;
		for (i=0;i<obj["id"].length;i++){
			if (obj["id"][i].checked==true){
				var check = i;
				total++;
			}
		}
		if (total==0){
			alert("bạn phải chọn mẩu tin trước")
			return false;
		} else if (total>1){
			alert("Bạn chỉ "+action+" được 1 mẫu tin");
			return false;
		}
	}
	var record = obj["id"][check].value;
	if (confirm("Bạn muốn "+action+" mẫu tin này")) {
			return true;
	} else {
		return false;
	}
}