怎麼偵測死亡?

#include <amxmodx>
#include <amxmodx> 
#include <cstrike> 
#include <fun> 
#include <hamsandwich>
#include <amxmodx>
#include <amxmisc>
#include <fakemeta>
#define PLUGIN "解毒劑"
public plugin_init()
{
    register_clcmd( "say /menu","ExtraMenu");
 register_event( "DeathMsg" , "DeathMsgEvent" , "a" ); 
}

public event_death()
{
  new victim = read_data(2)
   ExtraMenu(victim)
}

public ExtraMenu(id)
{
    new menu = menu_create("\r你死了是否要用解毒劑?", "menu_handler");
    menu_additem(menu, "\w 我要用解毒劑-16000元", "1", 0);
    menu_additem(menu, "\w 我想當殭屍", "2", 0);
    menu_setprop(menu, MPROP_EXIT, MEXIT_ALL);
    menu_display(id, menu, 0);
}

public menu_handler(id, menu, item)
{
    if( item == MENU_EXIT )
    {
        menu_destroy(menu); 
        return PLUGIN_HANDLED;
    }
    new data[6], iName[64];
    new access, callback;

    menu_item_getinfo(menu, item, access, data,5, iName, 63, callback);

    new key = str_to_num(data);
    switch(key)
    {
        case 1:
        {
   if(cs_get_user_team(id) == CS_TEAM_CT)
   {
   ExecuteHam(Ham_CS_RoundRespawn,id); 
   { 
   give_item(id,"weapon_knife")  
   } 
   client_print(id, print_chat, "請珍惜你的生命");
   }
   else
   {
   
              client_print(id, print_chat, "病毒已經擴散至你全身");
   }
            menu_destroy(menu);
            return PLUGIN_HANDLED;
        }
        case 2:
        {
            client_print(id, print_chat, "我看你根本就沒錢吧?");
            menu_destroy(menu);
            return PLUGIN_HANDLED;
        }
    }

    menu_destroy(menu);
    return PLUGIN_HANDLED;
}