My Iphone 4 is stuck on the charging screen?

The phone has been dead for months now as my Charger has broken and I did not feel like buying one, but I finnaly bought one and now my phone has been stuck on the screen with the red battery and charging symbol under it... it has been like this for an hour. I have tried doing itunes but it doesnt show up. please everyone help

jake2015-10-05T19:30:20Z

hold down the home button and the sleep button at the same time for a bit, should reboot