var _cookiename="getmobile";
function getCookie(name)
{
  var cookieValue = "";
  var search = name + "=";
  var offset;
  if(document.cookie.length > 0)
  {
    offset = document.cookie.indexOf(search);
    if (offset != -1)
    {	
      offset += search.length;
      end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      cookieValue = unescape(document.cookie.substring(offset, end))
    }
  }
  return cookieValue;
}

function setCookie(cookieName,cookieValue,DayValue)
{
	var expire = "";
	var day_value=1;
	if(DayValue!=null)
	{
		day_value=DayValue;
	}
    expire = new Date((new Date()).getTime() + day_value * 86400000);
    expire = "; expires=" + expire.toGMTString();
	document.cookie = cookieName + "=" + escape(cookieValue) +";path=/"+ expire;
}

function delCookie(cookieName)
{	var expire = "";
    expire = new Date((new Date()).getTime() - 1 );
    expire = "; expires=" + expire.toGMTString();
	document.cookie = cookieName + "=" + escape("") +";path=/"+ expire;

}
function InfoSetCookie(){ if(getCookie(_cookiename)==""){  setCookie(_cookiename,"1",1); }}
function alertCookie(){alert(getCookie(_cookiename));}
function checkForm(obj)
{ 
try
{
 var _username=obj.username.value;  var _mobile=obj.mobile.value;
 if(_username.trim()=="")
 {
   alert("出错：您没有输入购买时的姓名！");obj.username.focus();return false;
 }
 if(_mobile.trim()==""){alert("出错：您没有输入购买时的手机号码！");obj.mobile.focus();return false;}
   _mobile=_mobile.trim();_mobile=changeNum(_mobile);_mobile=M_r(_mobile); 
  if(_mobile.trim().length<11){alert("出错：手机号码不对（11位号码，须为数字），必须输入完整手机号码！");obj.mobile.focus();return false;}
 if(!_mobile.IsMobile()){alert("出错：手机号码不对（11位号码），必须输入完整手机号码！");obj.mobile.focus();return false;}
  var _cv=getCookie(_cookiename);var gt=0;
  if(_cv.trim()!=""){gt=parseInt(_cv);}else{InfoSetCookie();_cv=getCookie(_cookiename);}
 if(gt>3){alert("您无法在线获取密码，因所输入购买姓名与手机号码出错超过系统规定。\r\n如果您已购买了，请与我们客服联系获取解压密码,电话：0571-88980586或QQ:100105712");obj.mobile.focus();return false;}
 return true;
 }catch(e){}
  
}
String.prototype.trim = function() {
	var result=this.replace(/(^\s*)/g, "");
	result=result.replace(/(\s*$)/g, "");
	return result;
};

String.prototype.IsMobile=function()
{
  var str=this;    
  if(str.length==11)
  { 
  return /^1+\d{10}/.test(str);
  }
  return false;
}
///全角转半角
function changeNum(str){ 
var result = '';
 for (i=0 ; i<str.length; i++)
 {
  code = str.charCodeAt(i);//获取当前字符的unicode编码
  if (code >= 65281 && code <= 65373)//在这个unicode编码范围中的是所有的英文字母已经各种字符
  {
   result += String.fromCharCode(str.charCodeAt(i) - 65248);//把全角字符的unicode编码转换为对应半角字符的unicode码
  }else if (code == 12288)//空格
  {
   result += String.fromCharCode(str.charCodeAt(i) - 12288 + 32);
  }else
  {
   result += str.charAt(i);
  }
 }
 return result;

} 
function M_r(str)
{
 var s=new String(str);
 while(s.charAt(0)=="0")
 {
    str=str.substring(1);     
    s=new String(str);    
  }
  return str;
}
function _ads()
{
  
}