if your are not in the case that ultimatekyo stated, unplug the charger, remove the battery then, press the power button for 30 seconds, then put the battery in boot with it.. plug the charger and try to see if it's charging or not..
Laptop : ASUS G750JW : i7 4700HQ - 16Gb - 2Tb HDD - GTX 765M OC (+135/500) - Full HD Matte - Win 8.1
Retiered : Toshiba L670 i5 560M/8Gb Corsair/1TB/HD5650 1Gb @ 625/800 /WD 1Tb USB3/Win7