function zombie_check ()
    if (getElementData (getLocalPlayer (), "zombie") ~= true) and ( isPedDead ( getLocalPlayer () ) == false ) and (getElementModel(getLocalPlayer()) ~= 293) then
        local zombies = getElementsByType ( "ped",getRootElement(),true )
        local id = getElementModel (localPlayer)
        local Px,Py,Pz = getElementPosition( getLocalPlayer () )
        if isPedDucked ( getLocalPlayer ()) then
            local Pz = Pz-1
        end
        for theKey,theZomb in ipairs(zombies) do
            if (isElement(theZomb)) then
                local Zx,Zy,Zz = getElementPosition( theZomb )
                if (getDistanceBetweenPoints3D(Px, Py, Pz, Zx, Zy, Zz) < 45 ) then
                    if (getElementData (theZomb, "zombie") == true) then
                        if ( getElementData ( theZomb, "status" ) == "idle" ) then
                            local isclear = isLineOfSightClear (Px, Py, Pz+1, Zx, Zy, Zz +1, true, false, false, true, false, false, false)
                            if (isclear == true) then
                                setElementData ( theZomb, "status", "chasing" )
                                setElementData ( theZomb, "target", getLocalPlayer() )
                                table.insert( myZombies, theZomb )
                                table.remove( zombies, theKey)
                                zombieradiusalert (theZomb)
                            end
                        elseif (getElementData(theZomb,"status") == "chasing") and (getElementData(theZomb,"target") == nil) then --
                            local isclear = isLineOfSightClear (Px, Py, Pz+1, Zx, Zy, Zz +1, true, false, false, true, false, false, false)
                            if (isclear == true) then
                                setElementData ( theZomb, "target", getLocalPlayer() )
                                isthere = "no"
                                for k, ped in pairs( myZombies ) do
                                    if ped == theZomb then
                                        isthere = "yes"
                                    end
                                end
                                if isthere == "no" then
                                    table.insert( myZombies, theZomb )
                                    if id = 293 then
                                    table.insert( myZombies, id )
                                    end
                                    table.remove( zombies, theKey)
                                end
                            end
                        elseif ( getElementData ( theZomb, "target" ) == getLocalPlayer() ) then
                            local isclear = isLineOfSightClear (Px, Py, Pz+1, Zx, Zy, Zz +1, true, false, false, true, false, false, false)
                            if (isclear == false) then
                                setElementData ( theZomb, "target", nil )
                                triggerServerEvent ("onZombieLostPlayer", theZomb, oldPx, oldPy, oldPz)
                            end
                        end
                    end
                end
            end
        end


        local nonzombies = getElementsByType ( "ped",getRootElement(),true )
        local id = getElementModel (localPlayer)
        for theKey,theZomb in ipairs(zombies) do
            if (isElement(theZomb)) then
                if (getElementData (theZomb, "zombie") == true) then
                    local Zx,Zy,Zz = getElementPosition( theZomb )
                    for theKey,theNonZomb in ipairs(nonzombies) do
                        if (getElementData (theNonZomb, "zombie") ~= true) and (id ~= 293)  then -- if the ped isnt a zombie
                            local Px,Py,Pz = getElementPosition( theNonZomb )
                            if (getDistanceBetweenPoints3D(Px, Py, Pz, Zx, Zy, Zz) < 45 ) then
                                local isclear = isLineOfSightClear (Px, Py, Pz+1, Zx, Zy, Zz +1, true, false, false, true, false, false, false )
                                if (isclear == true) and ( getElementHealth ( theNonZomb ) > 0) then
                                    if ( getElementData ( theZomb, "status" ) == "idle" ) then
                                        triggerServerEvent ("onZombieLostPlayer", theZomb, Px, Py, Pz)
                                        setElementData ( theZomb, "status", "chasing" )
                                        setElementData ( theZomb, "target", theNonZomb )
                                        zombieradiusalert (theZomb)
                                    elseif ( getElementData ( theZomb, "status" ) == "chasing" ) and ( getElementData ( theZomb, "target" ) == nil) then
                                        triggerServerEvent ("onZombieLostPlayer", theZomb, Px, Py, Pz)
                                        setElementData ( theZomb, "target", theNonZomb )
                                    end
                                end
                            end
                            if ( getElementData ( theZomb, "target" ) == theNonZomb ) then
                                local Px,Py,Pz = getElementPosition( theNonZomb )
                                if (getDistanceBetweenPoints3D(Px, Py, Pz, Zx, Zy, Zz) < 45 ) then
                                    local isclear = isLineOfSightClear (Px, Py, Pz+1, Zx, Zy, Zz+1, true, false, false, true, false, false, false)
                                    if (isclear == false) then
                                        triggerServerEvent ("onZombieLostPlayer", theZomb, Px, Py, Pz)
                                        setElementData ( theZomb, "target", nil )
                                    end
                                end
                            end
                        end
                    end
                end
            end
        end
    end
    for k, ped in pairs( myZombies ) do
        if (isElement(ped) == false) then
            table.remove( myZombies, k)
        end
    end
    oldPx,oldPy,oldPz = getElementPosition( getLocalPlayer () )
end