Yahoo messenger is application chating which is very famous …

I already find yahoo messenger for nokia ..

another alternatif for nokia cellphone is shmesssenger .

which you can download from this link :

http://www.shmessenger.ro/lang_en/?page=download 

just remember download only .jar file … it’s the installer

after make some research the best way for chating in sony erricson is using ebuddy ..

it can be use to make yahoo messenger , MSN , Google Talk, AIM …

just download from here :

http://www.getjar.com/products/10717/eBuddyMobileMessenger

It will display complete list of eBuddy download ..

For Sony Ericsson :

Sony-Ericsson: K790a, K790i, K800i, K800iv, K810i, K850i, M600i, P990i, S500i, S700, S700i, S710a, T650i, W580i, W830i, W850i, W850iv, W880i, W900i, W910i, W950i

http://download6.getjar.com/downloads/web/pub/17590/eBuddy_se_240×320.jar

Sony-Ericsson: D750, D750i, K530i, K550i, K600, K600i, K608i, K610, K610i, K618i, K700, K700c, K700i, K750, K750i, V600, V600i, V630i, W200i, W550c, W550i, W600c, W600i, W610i, W660i, W700i, W710i, W800c, W800i, W810i, W810iv, Z1010, Z550a, Z550i, Z558i, Z610i, Z710i, Z800

http://download6.getjar.com/downloads/web/pub/17589/eBuddy_se_176×220.jar

Sony-Ericsson: F500i, K310, K310a, K310i, K320i, K500i, K508, K508c, K508i, K510a, K510i, T250i, T610, T616, T630, T637, W200a, W300, W300i, Z310i, Z500, Z500a, Z520a, Z520i, Z530i, Z600

http://download6.getjar.com/downloads/web/pub/17591/eBuddy_se_128×160.jar