troubles with gets() function @ void add_employee()

[Shinzu911]

hello,i'm having troubles with gets() function @ void add_employee()
nothing works i can't accept data, please help me.

#include <stdio.h>
#include <string.h> 


struct employee
{
       int employee_ID;
       char employee_name[50];
       int employee_age;
       char employee_DateOfBirth[10];
       char employee_address[70];
       char employee_TelNo[20];
       float emplayee_salary;
       
}employee_array[50];  // structure variable 


void print_line();     // function prototypes
void add_employee();
void edit_employee();
void delete_employee();
void search_employee();
void print_employee();


int main()
{
    int option;
   //clrscr();
   print_line();
   printf("This program provides the functionality to \n");
   printf("interface with an employee information system.");
   print_line();
   printf("Enter  [1]   -   to enter employee profile \n");
   printf("Enter  [2]   -   to edit employee \n");
   printf("Enter  [3]   -   to delete employee \n");
   printf("Enter  [4]   -   to search for employee \n");
   printf("Enter  [5]   -   to print employee information \n");
   printf("Enter  [0]   -   to exit\n\n");
   printf("Please select an option:\t");
   scanf("%d",&option);
   getchar();
   while(option != 0) 
   {
           switch(option)
                   {
                       case 1: add_employee();
                       break;
                       case 2: edit_employee();
                       break;
                       case 3: delete_employee();
                       break;
                       case 4: search_employee();
                       break;
                       case 5: print_employee();
                       break;
                       default:
                       printf("\n\nIncorrect Entry!,Please press enter and Try again!\n\n");
                       getch();
                   }
      printf("\n\n");                
      print_line();
      printf("This program provides the functionality to \n");
      printf("interface with an employee information system.");
      print_line();
      printf("Enter [ 1 ]   -   to enter employee profile \n");
      printf("Enter [ 2 ]   -   to edit employee \n");
      printf("Enter [ 3 ]   -   to delete employee \n");
      printf("Enter [ 4 ]   -   to search for employee \n");
      printf("Enter [ 5 ]   -   to print employee information \n");
      printf("Enter [ 0 ]   -   to exit\n\n");
      printf("Please select an option:\t");
      scanf("%d",&option);
   }
   getch();
}
  
  
   
void print_line()
{
  int i;
  printf("\n");
    for(i=0;i<48;i++)
     {
       printf("-");
     }
  printf("\n");
}


void add_employee() // decleration of add employee function
{    
     int i;
      printf("\nEnter employee ID or 0 to exit:\t");
      scanf("%d",&employee_array[i].employee_ID);
      while(employee_array[i].employee_ID !=0){
             printf("Enter emplayee name:\t");
             gets(employee_array[i].employee_name);
             printf("\nEnter employee age");
             scanf("%d",&employee_array[i].employee_age);
             printf("\nEnter employee Date-Of-Birth:\t"); 
             gets(employee_array[i].employee_DateOfBirth);
             printf("\nEnter employee address:\t");
             gets(employee_array[i].employee_address);
             printf("\nEnter employee telephone number");
             gets(employee_array[i].employee_TelNo);
             printf("\nEnter employee salary");
             scanf("$%f",&employee_array[i].emplayee_salary);
             printf("\n\nEnter employee ID or 0 to exit:\t");
             scanf("%d",&employee_array[i].employee_ID);
             fflush(stdin);
             i++;
     }
} 
void edit_employee()
{
     
     }
void delete_employee()
{
     
     }
void search_employee()
{
     
     }
void print_employee()
{
     
     }