The original plan (to speak mythically) did not include the cross, but it became part of the plan when humanity rebelled.
Read more: http://www.patheos.com/blogs/rogereolson/2014/12/for-god-so-loved-the-world-that-he-couldnt-stay-away-a-christmas-meditation-2/#ixzz3MxekofBB
It never ceases to amaze me the lengths that men will go to deny the sovereignty of God.
Statements like these are why I've claimed for years that consistent Arminianism has to deny the immutability of God. It also denies God's omniscience, in that God had to come up with an alternative plan when His first one didn't work (but shouldn't He have known?).