how to root Sony Ericsson WT19i?

[Amarjith]

Hi i have Sony Ericsson WT19i.. I need to root my device i checked almost all sites and methods but cannot do it. I cannot enter recovery mode, fastboot mode, please help me with my isuue. pls help with links and tool to root device...
Android version 4.0.4
Baseband version 8x55A-AAABQOAZM-203028G-77
Kernel version 2.6.32.9-perf
Builduser@BuildHost#1
Build number 4.1.B.0.587

Thank you