The City Council has changed its original plan to lay off 168 workers Friday, and now layoffs are expected to take place in about two weeks, according to acting city spokeswoman Wendy Klock-Johnson. The number of layoffs is in flux and may soon change depending on negotiations with five city unions. On Tuesday, the city adopted its 2009/2010 fiscal year budget and closed out a gap of more than $43 million. The budget that was approved comes with major cuts to city services. Changes to the budget will be amendments because the budget has been adopted. City officials continued to say Tuesday that many cuts and layoffs could be averted if the unions make concessions. Negotiations between