According to the mobile phone number to find the place of attribution

Mobile phone ownership Query        function searchmobilearea () {             var phone=$.trim ($ ("#key_S"). Val ();             if (Searchareamobilephonefromindex (phone)) {//Verify phone number                  searchmobilephoneguisuarea (phone)/search for the place where the handset belongs             }       }               //Verification mobile phone number         Function searchareamobilephonefromindex (Mobileno) {            if  (mobileno ==  "")  {  alert ("Cell phone number cannot be empty"); return  (false);   }            if  (mobileno.length != &NBSP;11)   { alert ("Please enter 11-digit mobile number"); return  (false); }            if  (isNaN (Mobileno)) { alert ("Please enter 11 digits"); return  (false); }           return true;       }               //Search cell phone ownership          function searchmobilephoneguisuarea (Mobileno) {             var  $searchPhonearea  = $ ("#searchPhoneArea");              $searchPhonearea. HTML ("<div class= ' loadingdiv '  style= ') width:150px; ' ><div class= ' Loadingarea ' > query, please wait ...</div></div> ");             $.ajax ({              &nbsP;  type: "POST",                 url: "Https://service.sh.10086.cn/tools.do?method=getPhoneNativeInfo",                 datatype: "Text",                 data: "phone=" +mobileno,                 success:function (res) {                      var  mobilehtml =  "";                      if (res!= "-1"  && res!= "-2") {                            mobilehtml +=  ' <div> Enquiry Number: <span class= "Fonthigh" > ' +mobileno+ ' </span></div> ';                               var result=res.split (";");                            if (result[1]==result[3]) {                               mobilehtml +=  ' <div> attribution to: <span class= "Fonthigh" > ' +result[1]+ ' < /span></div> ';                              } else {    &NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBsp;                     mobilehtml +=  ' <div> belong to: <span class= "Fonthigh" > ' +result[1]+ '   ' +result[3]+ ' </span></div> ';                           }                            mobilehtml +=  ' <div> area code: <span class= "Fonthigh" >0 ' +result[2] + ' </span></div> ';                            $searchPhonearea. HTML ( mobilehtml  );                           $ ("#key_S"). Val ("");                       } else {  $searchPhonearea. HTML (" <span class= ' Fonthigh ' > Very sorry! There is no information you need in the System ...</span> ");    }                },                 error:function (XML) {  $searchPhonearea. HTML (" <span class= ' Fonthigh ' > Very sorry! There is no information you need in the System ...</span> ");    }   &NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP});       }              function searchmobileareabykeydown (event,obj) {           var event=event| | window.event;   &NBSP;&NBSP;&NBSP;&NBsp;    if (event.keycode == 13) {  searchmobilearea ();   }        }