function checkForm(form)
  {
    
    if(form.dist.value == '0') {
      alert("Please Select Guests Number");
      form.dist.focus();
      return false;
    }  
     if(form.thana.value == '0') {
      alert("Please Select how many room");
      form.thana.focus();
      return false;
    }  
  
     if(form.pick_date.value == '(dd-mm-yyyy)') {
      alert("Please Select Date");
      form.pick_date.focus();
      return false;
    }
       if(form.pick_time.value == '') {
      alert("Please Select Check-in Time");
      form.pick_time.focus();
      return false;
    }
	 if(form.return_date.value == '(dd-mm-yyyy)') {
      alert("Please Enter Check-out Date");
      form.return_date.focus();
      return false;
    }
       if(form.return_time.value == '') {
      alert("Please Select Check-out Time");
      form.return_time.focus();
      return false;
    }
      if(form.currency.value == '') {
      alert("Please Select Currency");
      form.currency.focus();
      return false;
    }

      if(form.pick_date.value > form.return_date.value) {
      alert("Check-out date should be same or future date");
      form.pick_date.focus();
      return false;
    }

       	     
    // allow form to be submitted
    return true;
  }