Crude oil prices slid in New York Friday, dropping to less than $90 per barrel as budget negotiations stalled in Washington. West Texas Intermediate crude oil for February delivery lost $1.47 to $89.18 per barrel on the New York Mercantile Exchange. Home heating oil for January gave up 3.51 cents to $3.0224 a gallon. Reformulated blendstock gasoline was off 1.96 cents to $2.7347 a gallon. Natural gas prices fell 3.45 cents to $3.45 per million British thermal units. At the pump, AAA reported a national average price for regular unleaded gasoline hit $3.232 per gallon, up from Thursday\'s $3.219.