// Store global variables in the parent.
// This infers that this document must always reside within
// a non-foreign containing frame (for which we have read
// and write permission). Hence, we always launch this inside
// a containing frameset.
//
// We can't use 'navigator' for this because navigator is transient
// between windows in IE4.

// Determine where to find global variables.
// (We don't use 'top' because that will fail within a foreign frame.)
if ( ! window.wlx )
    {
    window.wlx = parent
    }
wlx.isGlobal = true