* GHCL shares up over 5% on reports West Asian co may buy stake.
* Equity Alert: Jet Airways seen up on report RIL eyeing 6-7% in co.
* 12.35pm: FTSE 100 opens at 5812.40, up 17.80 pts or 0.3% from Mon
* BPCL to pay 4 rupees/share dividend
* Equity Alert: Atlas Copco up 20%; co to mull share buyback Jun 25
* Equity Alert: Mkt extends gains, up 1%; key European mkts rise
* Equity Alert: Piramal Life up; PE players, MNCs may buy stake in co
* Equity Alert: Sasken up 21% in two days on hopes of share buyback
* Vijaya Bk hikes 1-2 year deposit rates by 30 bps to 8.8%
* Equity Alert: Real estate shrs up on fund buying; BSE Realty up 4%
