[Q] how do i root and install a custom rom on my LOCKED S-ON hboot1.19?

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http://forum.xda-developers.com – as the title says, how do i root this phone? i look at the links but they say the root methods wont work on 1.15 and above the rom that i want to install is this http://themikmik.com/showthread.php?...5-ics-ODEX-*** my phone has no modification(kernels, root, etc..) installed to it what stuff do i need to be able to install the rom? thanks (HowTos)