I'm working with the pedastrions resource and i want to make two modifications. 
One. The citizens spawn when the script starts . But can't do cuz' they spawn where you entered the command.. Don't know 
Two:  Want to set their health but did not found the script 
citizens.lua 
addCommandHandler("citizen",      function(thePlayer, command, gender, skin)          local x, y, z = getElementPosition(thePlayer)          local int = getElementInterior(thePlayer)          local ped          if gender and skin then              if gender == "male" or gender == "female" then                  ped = createPed(skin, x, y, z)                  if isElement(ped) == false then                      outputChatBox("Can't spawn a ped with this skin (an invalid skin)", thePlayer, 255, 0, 0)                  else                      setElementInterior(ped, int)                      setElementData(ped, "Gender", gender)                      setElementData(ped, "type", "Citizen")                  end              else                  outputChatBox("Valid genders are female and male", thePlayer, 255, 0, 0)              end          elseif gender and not skin then              if gender == "female" or gender == "male" then                  if gender == "male" then                      ped = createPed(7, x, y, z)                      setElementInterior(ped, int)                      setElementData(ped, "Gender", gender)                      setElementData(ped, "type", "Citizen")                  elseif gender == "female" then                      ped = createPed(226, x, y, z)                      setElementInterior(ped, int)                      setElementData(ped, "Gender", gender)                      setElementData(ped, "type", "Citizen")                  end              else                  outputChatBox("Valid genders are female and male", thePlayer, 255, 0, 0)              end          else              if math.random(0, 1) == 0 then                  ped = createPed(226, x, y, z)                  setElementInterior(ped, int)                  setElementData(ped, "Gender", "female")                  setElementData(ped, "type", "Citizen")              else                  ped = createPed(7, x, y, z)                  setElementInterior(ped, int)                  setElementData(ped, "Gender", "male")                  setElementData(ped, "type", "Citizen")              end          end      end  )  addCommandHandler("despeds",      function()          for i, v in ipairs(getElementsByType("ped")) do              destroyElement(v)          end      end  )  addCommandHandler("onClientResourceStart",      function(thePlayer, command)          local x, y, z = getElementPosition(thePlayer)          local int = getElementInterior(thePlayer)          for i = 0, 200 do              if math.random(0, 1) == 0 then                  local ped = createPed(226, x, y, z)                  setElementInterior(ped, int)                  setElementData(ped, "Gender", "female")                  setElementData(ped, "type", "Citizen")              else                  local ped = createPed(7, x, y, z)                  setElementInterior(ped, int)                  setElementData(ped, "Gender", "male")                  setElementData(ped, "type", "Citizen")              end                        end      end  )  local lastX = {}  local lastY = {}  local lastZ = {}  local lastHealth = {}  setTimer(      function()          for i, peds in ipairs(getElementsByType("ped")) do              if getElementData(peds, "type") == "Citizen" then                  if getElementHealth(peds) > 0 then                      if getElementData(peds, "Gender") == "female" then                          if getElementData(peds, "Panic") == true then                              setPedAnimation(peds, "ped", "woman_runpanic")                          else                              setPedAnimation(peds, "ped", "woman_walksexy")                          end                      else                          if getElementData(peds, "Panic") == true then                              setPedAnimation(peds, "ped", "sprint_civi")                          else                              setPedAnimation(peds, "ped", "walk_gang1")                          end                      end                  end                  if getElementHealth(peds) > 0 and getElementData(peds, "Rotating") == false and isPedDead(peds) == false then                      if lastX[peds] == nil then                          local x, y, z = getElementPosition(peds)                          lastX[peds] = x                          lastY[peds] = y                          lastZ[peds] = z                          lastHealth[peds] = getElementHealth(peds)                      end                      local x, y, z = getElementPosition(peds)                      if lastHealth[peds] > getElementHealth(peds) then                          lastHealth[peds] = getElementHealth(peds)                          setElementData(peds, "Panic", true)                          setTimer(                              function()                                  if isElement(peds) then                                      setElementData(peds, "Panic", false)                                  end                              end                          , 30000, 1)                      end                      local g = 0.5                      if getElementData(peds, "Panic") == true then                          g = 0.25                      end                      if getDistanceBetweenPoints3D(x, y, z, lastX[peds], lastY[peds], lastZ[peds]) < g then                          local success = false                          local rot = getPedRotation(peds)                          setElementData(peds, "Rotating", true)                          local module = "positive"                          local executed = 0                          local rand = math.random(0, 1)                          if rand == 0 then                              module = "negative"                          end                          setTimer(                              function()                                  if isElement(peds) == false then return end                                  executed = executed + 1                                  local rot = getPedRotation(peds)                                  if module == "positive" then                                      setPedRotation(peds, rot + math.random(5, 10))                                  else                                      setPedRotation(peds, rot - math.random(5, 10))                                  end                                  if executed == 18 then                                      setElementData(peds, "Rotating", false)                                  end                              end                          , 50, 18)                      else                          lastX[peds] = x                          lastY[peds] = y                          lastZ[peds] = z                          local c = math.random(0, 1)                          for i, elements in ipairs(getElementsByType("player")) do                              local x, y, z = getElementPosition(peds)                              local rot = getPedRotation(peds)                              local mrot = rot + 90                              mrot = math.rad(mrot)                              local jx = x + 1 * math.cos(mrot)                              local jy = y + 1 * math.sin(mrot)                              local ex, ey, ez = getElementPosition(elements)                              if getDistanceBetweenPoints3D(jx, jy, z, ex, ey, ez) < 1 then                                  c = 0                                  setElementData(peds, "Rotating", true)                                  local gender                                  if getElementData(peds, "Gender") == "female" then                                      gender = "Female"                                  else                                      gender = "Male"                                  end                                  if getElementData(peds, "Panic") ~= true then                                      local message = math.random(0, 4)                                      if message == 4 then                                          outputChatBox("Ped ("..gender.."): #FFFFFFHi", getRootElement(), 0, 255, 0, true)                                      elseif message == 3 then                                          outputChatBox("Ped ("..gender.."): #FFFFFFHow are you?", getRootElement(), 0, 255, 0, true)                                      elseif message == 2 then                                          outputChatBox("Ped ("..gender.."): #FFFFFFI'm walking, lol", getRootElement(), 0, 255, 0, true)                                      elseif message == 1 then                                          outputChatBox("Ped ("..gender.."): #FFFFFFYou follow me!", getRootElement(), 0, 255, 0, true)                                      elseif message == 0 then                                          outputChatBox("Ped ("..gender.."): #FFFFFFHey, friend!", getRootElement(), 0, 255, 0, true)                                      end                                  end                                  local rand = math.random(0, 1)                                  local module = "positive"                                  local executed = 0                                  if rand == 0 then                                      module = "negative"                                  end                                  setTimer(                                      function()                                          if isElement(peds) == false then return end                                          executed = executed + 1                                          local rot = getPedRotation(peds)                                          if module == "positive" then                                              setPedRotation(peds, rot + 10)                                          else                                              setPedRotation(peds, rot - 10)                                          end                                          if executed == 9 then                                              setElementData(peds, "Rotating", false)                                          end                                      end                                  , 50, 9)                              end                          end                          for i, elements in ipairs(getElementsByType("ped")) do                              if elements ~= peds then                              local x, y, z = getElementPosition(peds)                              local rot = getPedRotation(peds)                              local mrot = rot + 90                              mrot = math.rad(mrot)                              local jx = x + 1 * math.cos(mrot)                              local jy = y + 1 * math.sin(mrot)                              local ex, ey, ez = getElementPosition(elements)                              if getDistanceBetweenPoints3D(jx, jy, z, ex, ey, ez) < 1 then                                  c = 0                                  setElementData(peds, "Rotating", true)                                  local rand = math.random(0, 1)                                  local module = "positive"                                  local executed = 0                                  if rand == 0 then                                      module = "negative"                                  end                                  setTimer(                                      function()                                          if isElement(peds) == false then return end                                          executed = executed + 1                                          local rot = getPedRotation(peds)                                          if module == "positive" then                                              setPedRotation(peds, rot + 10)                                          else                                              setPedRotation(peds, rot - 10)                                          end                                          if executed == 9 then                                              setElementData(peds, "Rotating", false)                                          end                                      end                                  , 50, 9)                              end                              end                          end                          for i, elements in ipairs(getElementsByType("vehicle")) do                              local x, y, z = getElementPosition(peds)                              local rot = getPedRotation(peds)                              local mrot = rot + 90                              mrot = math.rad(mrot)                              local jx = x + 2.5 * math.cos(mrot)                              local jy = y + 2.5 * math.sin(mrot)