Okay soooo I texted him but Idk what this means?

alright well the guy i like joe is super shy and i realized that i needed to make the first move. my friend marcus who is joe's cousin put his number in my phone and was all like text him and at first i was like nahhhhh but then i did. I was like "hi(:" then he replied with "whos this" i said my name...then he was like oh ok cool. and i replied with ha, yeah(: and nothing after that:/ does this mean he is freaked out or what? he hasnt replied:( and i know i wont text back because i dont want to see too pushy and stalker like. i really like him and out of ten our closeness is about a 4. help?