PHP Code:
// Time in Seconds to run for Humans after Zombie was chosen
#define TIME_RUN 10.0
// Knockback Power
#define KNOCKBACK_POWER 346.0
// Health for new Host Zombies
#define HEALTH_HOST_ZOMBIE 4500
// Time in Seconds how long Zombies need to respawn
#define TIME_HOST_RESPAWN 10.0
Do it as a cvar its better.