function checkThis(obj)
{
 var u=obj.user.value;
 var p=obj.phone.value;
 var a=obj.addr.value;
 var pr=document.getElementById("prlist");
 var city=document.getElementById("citylist");
 a=replacecity(a); 
 if(pr.value=="")
 {
    alert("请选择省份！");
    pr.focus();
    return false;
 }
 if(city.value=="")
 {
  alert("请选择所在城市或县！");
    city.focus();
    return false;
 }
 if(u=="")
 {
    alert("请输入收件人姓名！");
    return false;
 }
 if(IsStr(u))
 {
   alert("产品仅销售中国境内，请输入中文姓名！");
    return false;
 }
 if(p=="")
 {
  alert("请输入手机号码或电话号码");
  return false;
 } 
 if(p.length<=9)
 {
   alert("请输入正确的手机号码或电话号码(含区号)");
  return false;
 }
 if(a=="")
 {
  alert("请输入收件地址");
  return false;
 }
 if(a.length<=5)
 {
  alert("您填写地址不合法，有诚意购买请认真填写详细地址，\r\n有问题请致电：13516873500帮助！");
  obj.addr.value=a;
  obj.addr.focus();
  return false;
 }
 return true;
}
function CallLanMu()
{

}
function replacecity(str)
{
  var rstr=Trim(str);
  var pr=document.getElementById("prlist").value;
  var city=document.getElementById("citylist").value;
  pr=Trim(pr);
  city=Trim(city);
  if(rstr.length>pr.length)
   {
     if( rstr.substring(0,pr.length)==pr)
     {
        rstr=rstr.substring(pr.length);
     }
   }
   if(rstr.length>city.length)
   {
      if( rstr.substring(0,city.length)==city)
     {
        rstr=rstr.substring(city.length);
     }
   }
   return rstr;
}
function ShowCaheImage(path,c,str,div)
{
try
{
   for(var i=1;i<=c;i++)
   {
      var url=path+i+"."+str;
      CaheImage(url,"/pic.aspx",div);
   }
   }catch(e){}
}
function CaheImage(imgurl,url,div)
{
  try
   {      
    var oimg=new Image();    
         oimg.src=imgurl;
         oimg.onload=InfoDivObj(imgurl,url,div);
                      
   }catch(e)
   {}
}
function InfoDivObj(imgurl,url,div)
{
  try
 {
  var obj=document.getElementById(div);   
   if(obj=="undefine")return; 
   if(url!=null && url!="")
    {
     obj.innerHTML+="<a href=\""+url+"\" target=\"_blank\"><img src=\""+imgurl+"\" border=\"0\"></a><br />";
    }else{
       obj.innerHTML+="<img src=\""+imgurl+"\" border=\"0\"><br />";
    }
  }catch(e){}
}
function IsStr(str)
{
   var reg=/^[a-zA-Z]+$/;     
    return reg.test(str);
}
String.prototype.IsNum=function()
{
  var is=true;
  var s=new String(this);
  for(var i=0;i<s.length;i++)
   { 
    var re = /\d/;
    if(!re.test(s.charAt(i)))
     {
      is=false;
      break;
     }    
   }
   return is;
}
function LTrim(str){
    var whitespace = new String(" \t\n\r");
    var s = new String(str);
    if (whitespace.indexOf(s.charAt(0)) != -1){
        var j=0, i = s.length;
        while (j < i && whitespace.indexOf(s.charAt(j)) != -1){
            j++;
        }
        s = s.substring(j, i);
    }
    return s;
}
function RTrim(str){
    var whitespace = new String(" \t\n\r");
    var s = new String(str);
	if (whitespace.indexOf(s.charAt(s.length-1)) != -1){
	    var i = s.length - 1;
        while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1){
            i--;
        }
        s = s.substring(0, i+1);
    }
    return s;
}
function Trim(str){
	return RTrim(LTrim(str));
}
function A_onclick(str)
{
try
{
  var obj=document.getElementById(str);
  obj.click();
  }catch(e){}
}
function  inHuodao()
{
   try
{
  var obj=document.getElementById("huodaoinfo");
  obj.className="huodaoinfo_d";
  }catch(e){}
}
function  inHuodaoNo()
{
   try
{
  var obj=document.getElementById("huodaoinfo");
  obj.className="huodaoinfo_in";
  }catch(e){}
}