UPDATE 1-S.Sudan accuses Sudan of bombings, Khartoum denies
* S.Sudan says Sudan launched air strikes, Khartoum denies
* Sudan says rebels attacked border town
* Border clashes have brought full-blown civil war closer (Recasts with South Sudan accusations, Sudan's denial)
By Hereward Holland
BENTIU, South Sudan, April 22 (Reuters) - South Sudan on Sunday accused Sudan of launching fresh air strikes against the new nation, but Khartoum denied that, saying it had repulsed a "major" rebel attack on a town in its South Kordofan state.
The war of words came after weeks of border fighting between the two neighbours that have brought the former civil war foes closer to a full-blown war.
Mac Paul, deputy director of South Sudan's military intelligence, said Sudan had launched air strikes after Southern troops left the disputed oil field of Heglig.
Sudan had attacked positions manned by South Sudan's army or SPLA in Teshwin on the southern side of the border with ground forces and war planes, he added.
"Later on we had so many waves of attacks by SAF (Sudanese armed forces) deep inside South Sudan," he told reporters in the oil border town of Bentiu. Continued...