showing error in code

#include <SerialGSM.h>
#include <SoftwareSerial.h>
SerialGSM cell(2,3);

int LED1=12;
int GND1=13;
int LED2=8;
int GND2=9;
int pirOutput=5;
void setup()
{

Serial.begin(9600);
pinMode(LED1,OUTPUT);
pinMode(GND1,OUTPUT);
pinMode(LED2,OUTPUT);
pinMode(GND2,OUTPUT);
pinMode(pirOutput,INPUT);
delay(30000);
cell.begin(9600);

digitalWrite(pirOutput,LOW);
digitalWrite(GND1,LOW);
digitalWrite(GND2,LOW);
digitalWrite(LED1,LOW);
digitalWrite(LED2,LOW);
delay(15000);
digitalWrite(LED1,HIGH);
}
void textSomeone()
{

cell.Verbose(true);
cell.Boot();
cell.FwdSMS2Serial();
cell.Rcpt("+91**********");
cell.Message("++++++++++++++++++");
cell.SendSMS()
}
void loop()
{
if(digitalRead(pirOutput)==HIGH)
{

digitalWrite(LED2,HIGH);
textSomeone();
Serial.println(“OK”);
delay(1000);
Serial.println(“ATD+91xxxxxxxxxx;”);//add target mobile number in place of xxxxxxxxxx
delay(15000);
Serial.println(“ATH”);
digitalWrite(LED2,LOW);
delay(1000);
}
if(cell.ReceiveSMS())
{
Serial.println(cell.Message());
cell.DeleteALLSMS();
}

}

// the error is “SerialGSM doesn’t name a type”.help to solve that…Thanks in advance

Do you have the SerialGSM library installed in the correct place?

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