Auto Healing Script

[clock520]

Hello , folks.

Could someone helps to create the script that can auto using heal skill when the team member HP lower than 70% ..
I have tried the following scrpit , but it will keeps using healing skill ..

LABEL(HP)
MemberStatus(HP,<,80)
{
LABEL(Healing)
UseSkill([ID=11570])
MemberStatus(HP,<,100)
Call(Healing)
}
}
Call(HP)

Thanks for the help ~