ok How about this
void Motor1(boolean Pin1, boolean Pin2, int Speed)
{
digitalWrite(in1Pin,Pin1);
digitalWrite(in2Pin,Pin2);
analogWrite(en1Pin,Speed);
}
void Motor2(boolean Pin1, boolean Pin2, int Speed)
{
digitalWrite(in3Pin,Pin1);
digitalWrite(in4Pin,Pin2);
analogWrite(en2Pin,Speed);
}