Running key cipher puzzle I found online

[dbmain]

|1|4|6|9|
|D|-|-|-|
|S|K|J|A|
|Y|U|J|-|
|S|G|B|-|
|Q|F|J|A|
|L|H|U|-|

i would love to see anyone break this one i found it on a nothere site that said you could give it away but it took me 5 computer programs that crack encrypted text like that and a few books took me for ever.

 

[tdibhmsaiis]

wow that was easy i just had to google your username and find out your real name and use that as the bace word.

 

[ibo]

dbman = tdibhmsaiis :P

 

[dbmain]

just trying...

just trying to give a hint without giving a hint if you know what i mean lol.

 

[Tresim]

Is this a running key cipher. If so got any hints on the key word?