You can go to (tools- option- application scroll down to malito )and change that in firefox. In internet explorer (tools internet options-...
click on start in the taskbar click on run type msconfig a box will open go to services and startup disable all, exit and go back to hibanation...
Download unlocker and your problem finish
You can try downloading a new net card driver, or up grading the one you have.it work for me all the time.
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