Bitcoin will not open for me. PLEASE HELP

[coinzman]

i downloaded this version: http://www.bitcoin.org/  (windows)
installed it but now it won't open. it says loading then nothing happens

the first time i installed it it opened right away but after i closed it it wouldn't open again. uninstalled and tried again now just nothing happens
help would be much appreciated

[willphase]

it it in your notification tray (bottom right of the screen)?

Will