//  Teclas de atalho
function atalho() {
    
	
	//F9
	 if (event.keyCode==120) {
        location='manutencao/index.php'
        event.keyCode=0
        return false
     }
    
	//F7 MANUTENCAO BOLETIM
	  if (event.keyCode==118) {
        location='boletim/manutencao/index.php'
        event.keyCode=0
        return false
     }
	 //F8 PROFESSORES BOLETIM
	  if (event.keyCode==119) {
        location='boletim/professores/index.php'
        event.keyCode=0
        return false
     }
	 
	  //F12 BOLETIM PRÉ
	  if (event.keyCode==123) {
        location='pre/manutencao/index.php'
        event.keyCode=0
        return false
     }
	
}
document.onkeydown=atalho