Dell start up problem

For God sake help me I'm tired of that to how can fixed my laptop problem. i bought 1 month back untouch but without warranty Dell inspiron 1525 Operating System is Vista Window Premium Home Edition. OS Version 6.0.6000.2.0.0.256.1.

when i bought the system it was total empty i means to say i set up partition then install the vista window with proper it working quite good but since i connected the external bloutooth since that day i facing the problem which is that whenever i turn on my laptop for the first time (first time means when i done my work then shutdown and when i turn on the system next day or ofter 3 hours) then the system keep busy where the vista window loading nothing do just keep busy when i turn off the laptop again then then turn on then the system open like a normal way and its open without any problem now if suppose i restart the system 10 time it will not give any problem open will be like a normal way.. but only getting problem as i say when i turn on ofter 3 hours and next day then its happen . i saw in one answer while i'm searching that press the F8 and keep hitting before the Window loading then it will go to Advance boot option. it go there but there was no such option regarding System repair rest of option there i also use the factory restore . pressing the ctrl+F12 before the window loading i do that several time but its also not working and error msg come the system fail to go there. can you please someone fixed that problem .