function $(id){return document.getElementById(id);}

/*
* A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
* Digest Algorithm, as defined in RFC 1321.
* Copyright (C) Paul Johnston 1999 - 2000.
* Updated by Greg Holt 2000 - 2001.
* See http://pajhome.org.uk/site/legal.html for details.
*/
var hex_chr = "0123456789abcdef";
function rhex(num)
{
str = "";
for(j = 0; j <= 3; j++)
str += hex_chr.charAt((num >> (j * 8 + 4)) & 0x0F) +
hex_chr.charAt((num >> (j * 8)) & 0x0F);
return str;
}
function str2blks_MD5(str)
{
nblk = ((str.length + 8) >> 6) + 1;
blks = new Array(nblk * 16);
for(i = 0; i < nblk * 16; i++) blks[i] = 0;
for(i = 0; i < str.length; i++)
blks[i >> 2] |= str.charCodeAt(i) << ((i % 4) * 8);
blks[i >> 2] |= 0x80 << ((i % 4) * 8);
blks[nblk * 16 - 2] = str.length * 8;
return blks;
}
function add(x, y)
{
var lsw = (x & 0xFFFF) + (y & 0xFFFF);
var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
return (msw << 16) | (lsw & 0xFFFF);
}
function rol(num, cnt)
{
return (num << cnt) | (num >>> (32 - cnt));
}
function cmn(q, a, b, x, s, t)
{
return add(rol(add(add(a, q), add(x, t)), s), b);
}
function ff(a, b, c, d, x, s, t)
{
return cmn((b & c) | ((~b) & d), a, b, x, s, t);
}
function gg(a, b, c, d, x, s, t)
{
return cmn((b & d) | (c & (~d)), a, b, x, s, t);
}
function hh(a, b, c, d, x, s, t)
{
return cmn(b ^ c ^ d, a, b, x, s, t);
}
function ii(a, b, c, d, x, s, t)
{
return cmn(c ^ (b | (~d)), a, b, x, s, t);
}
function MD5(str)
{
x = str2blks_MD5(str);
var a = 1732584193;
var b = -271733879;
var c = -1732584194;
var d = 271733878;
for(i = 0; i < x.length; i += 16)
{
var olda = a;
var oldb = b;
var oldc = c;
var oldd = d;
a = ff(a, b, c, d, x[i+ 0], 7 , -680876936);
d = ff(d, a, b, c, x[i+ 1], 12, -389564586);
c = ff(c, d, a, b, x[i+ 2], 17, 606105819);
b = ff(b, c, d, a, x[i+ 3], 22, -1044525330);
a = ff(a, b, c, d, x[i+ 4], 7 , -176418897);
d = ff(d, a, b, c, x[i+ 5], 12, 1200080426);
c = ff(c, d, a, b, x[i+ 6], 17, -1473231341);
b = ff(b, c, d, a, x[i+ 7], 22, -45705983);
a = ff(a, b, c, d, x[i+ 8], 7 , 1770035416);
d = ff(d, a, b, c, x[i+ 9], 12, -1958414417);
c = ff(c, d, a, b, x[i+10], 17, -42063);
b = ff(b, c, d, a, x[i+11], 22, -1990404162);
a = ff(a, b, c, d, x[i+12], 7 , 1804603682);
d = ff(d, a, b, c, x[i+13], 12, -40341101);
c = ff(c, d, a, b, x[i+14], 17, -1502002290);
b = ff(b, c, d, a, x[i+15], 22, 1236535329);
a = gg(a, b, c, d, x[i+ 1], 5 , -165796510);
d = gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
c = gg(c, d, a, b, x[i+11], 14, 643717713);
b = gg(b, c, d, a, x[i+ 0], 20, -373897302);
a = gg(a, b, c, d, x[i+ 5], 5 , -701558691);
d = gg(d, a, b, c, x[i+10], 9 , 38016083);
c = gg(c, d, a, b, x[i+15], 14, -660478335);
b = gg(b, c, d, a, x[i+ 4], 20, -405537848);
a = gg(a, b, c, d, x[i+ 9], 5 , 568446438);
d = gg(d, a, b, c, x[i+14], 9 , -1019803690);
c = gg(c, d, a, b, x[i+ 3], 14, -187363961);
b = gg(b, c, d, a, x[i+ 8], 20, 1163531501);
a = gg(a, b, c, d, x[i+13], 5 , -1444681467);
d = gg(d, a, b, c, x[i+ 2], 9 , -51403784);
c = gg(c, d, a, b, x[i+ 7], 14, 1735328473);
b = gg(b, c, d, a, x[i+12], 20, -1926607734);
a = hh(a, b, c, d, x[i+ 5], 4 , -378558);
d = hh(d, a, b, c, x[i+ 8], 11, -2022574463);
c = hh(c, d, a, b, x[i+11], 16, 1839030562);
b = hh(b, c, d, a, x[i+14], 23, -35309556);
a = hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
d = hh(d, a, b, c, x[i+ 4], 11, 1272893353);
c = hh(c, d, a, b, x[i+ 7], 16, -155497632);
b = hh(b, c, d, a, x[i+10], 23, -1094730640);
a = hh(a, b, c, d, x[i+13], 4 , 681279174);
d = hh(d, a, b, c, x[i+ 0], 11, -358537222);
c = hh(c, d, a, b, x[i+ 3], 16, -722521979);
b = hh(b, c, d, a, x[i+ 6], 23, 76029189);
a = hh(a, b, c, d, x[i+ 9], 4 , -640364487);
d = hh(d, a, b, c, x[i+12], 11, -421815835);
c = hh(c, d, a, b, x[i+15], 16, 530742520);
b = hh(b, c, d, a, x[i+ 2], 23, -995338651);
a = ii(a, b, c, d, x[i+ 0], 6 , -198630844);
d = ii(d, a, b, c, x[i+ 7], 10, 1126891415);
c = ii(c, d, a, b, x[i+14], 15, -1416354905);
b = ii(b, c, d, a, x[i+ 5], 21, -57434055);
a = ii(a, b, c, d, x[i+12], 6 , 1700485571);
d = ii(d, a, b, c, x[i+ 3], 10, -1894986606);
c = ii(c, d, a, b, x[i+10], 15, -1051523);
b = ii(b, c, d, a, x[i+ 1], 21, -2054922799);
a = ii(a, b, c, d, x[i+ 8], 6 , 1873313359);
d = ii(d, a, b, c, x[i+15], 10, -30611744);
c = ii(c, d, a, b, x[i+ 6], 15, -1560198380);
b = ii(b, c, d, a, x[i+13], 21, 1309151649);
a = ii(a, b, c, d, x[i+ 4], 6 , -145523070);
d = ii(d, a, b, c, x[i+11], 10, -1120210379);
c = ii(c, d, a, b, x[i+ 2], 15, 718787259);
b = ii(b, c, d, a, x[i+ 9], 21, -343485551);
a = add(a, olda);
b = add(b, oldb);
c = add(c, oldc);
d = add(d, oldd);
}
return rhex(a) + rhex(b) + rhex(c) + rhex(d);
}

function checkUserName(uname)
{
	uname = uname.replace(/(^\s*)|(\s*$)/g, ""); 
	reg = /^[a-z0-9\.\@\_\-]*$/;
	len = uname.length;

	if(len<=0){
		return false;
	}

	for (i=0; i<len; i++)
	{
		c = uname.charAt( i );
		if ( ! reg.test( c ))
		{
			return false;
		}
	}

	endreg = /(\@163\.com$)|(\@popo\.163\.com$)/
	if ( ! endreg.test(uname) )
	{
		return false
	}

	return true;
}
function fCheckUsrCheck(formname,pay_type)
{
	if(pay_type=="gameCoin"){
		switch(formname){
			case "popoform":
				deal_gameCoin(formname,'input_point','point');
				deal('popo_login',formname);			
				break;
			case "ursform":
				deal_gameCoin(formname,'input_point','point');
				deal('163_login',formname);	
				deal_otppwd(formname);
				break;
		}			
	}
	else{		
		switch(formname){
			case "popoform":			
				deal_dateRank('dateRank_form',formname,'other');
				deal('popo_login',formname);		
				break;
			case "ursform":
				deal_dateRank('dateRank_form',formname,'other');
				deal('163_login',formname);
				deal_otppwd(formname);
				break;
		}		
	}
		
	var username = document.forms[formname].elements['username'];

	//check username
	if ( !checkUserName(username.value) ){
		alert("您的帐号写错了，帐号中只能由小写字母a-z， 数字0-9, 以及.@_-组成。")
		//username.focus();
		return false;
	}
		
	if (document.forms[formname].elements['password'].value.length == 0) {
		alert("您忘记输入密码了 ^_^")
		//password.focus();
		return false;
	}
	
	if ( document.forms[formname].elements['pwd'].value.length != 32 || document.forms[formname].elements['pwd'].value != document.forms[formname].elements['password'].value ) 
	{
		document.forms[formname].elements['pwd'].value = MD5(document.forms[formname].elements['password'].value);
		var len = document.forms[formname].elements['password'].value.length;
		document.forms[formname].elements['password'].value = '';
		for ( i = 0 ; i < len; i++ )
		{
			document.forms[formname].elements['password'].value += 'a';
		}
	}
	return true;
}


function show_tab(content_str,tab_str,total,now,on_className){
	for(var i=1;i<=total;i++){
		$(tab_str+i).className = "";
		$(content_str+i).style.display = "none";
	}
	$(tab_str+now).className = on_className;
	$(content_str+now).style.display = "block";
}


//此处为string类添加三个成员 
String.prototype.Trim = function(){ return Trim(this);} 
String.prototype.LTrim = function(){return LTrim(this);} 
String.prototype.RTrim = function(){return RTrim(this);} 
//此处为独立函数 
function LTrim(str) { 
	var i; 
	for(i=0;i<str.length;i++) { 
		if(str.charAt(i)!=" "&&str.charAt(i)!=" ")break; 
	} 
	str=str.substring(i,str.length); 
	return str; 
} 
function RTrim(str) { 
	var i; 
	for(i=str.length-1;i>=0;i--) { 
		if(str.charAt(i)!=" "&&str.charAt(i)!=" ")break; 
	} 
	str=str.substring(0,i+1); 
	return str; 
} 
function Trim(str) { 
	return LTrim(RTrim(str)); 
} 
function deal(type,formname){
	var username = Trim(document.forms[formname].input_username.value);
	switch(type){
		case "popo_login":
			if(username.indexOf("@popo.163.com")==-1) document.forms[formname].username.value= username + "@popo.163.com";
			else document.forms[formname].username.value = username;
			break;
		case "163_login":
			if(username.indexOf("@163.com")==-1)document.forms[formname].username.value= username + "@163.com";		
			else document.forms[formname].username.value = username;
			break;
	}	
	//obj.form.submit();
}
function deal_otppwd(formname){
	var r = new RegExp("[^0-9]");
	document.forms[formname].elements["otppwd"].value = Trim(document.forms[formname].elements["otppwd"].value);
	var str  = document.forms[formname].elements["otppwd"].value;	
	if(r.test(str)) document.forms[formname].elements["otppwd"].value = "";
}
function deal_gameCoin(formname,input_id,hidden_name){
	var v = Trim($(input_id).value);
	document.forms[formname].elements[hidden_name].value = v;
}
function deal_dateRank(input_form_id,formname,other_id){
	var dr = $(input_form_id).elements['monthnum'];	
	var temp = "";
	for(var i=0;i<dr.length;i++){
		if(dr[i].checked==true)  {
			temp = Trim(dr[i].value);
			break;
		}
	}
	switch(temp){
		case "1":
			document.forms[formname].monthnum.value = temp;
			break;
		case "3":
			document.forms[formname].monthnum.value = temp;
			break;
		case "other":
			document.forms[formname].monthnum.value = Trim($(other_id).value);		
			break;
	}
}