function abreTela(tela){
	//parent.window['FramePrincipal'].location.href='Artista.htm';
	parent.window['FramePrincipal'].location.href=tela;
}

function abrePaginaNova(janela){
	window.open(janela, 'Willi', 'menubar=yes,location=yes,status=yes,resizable=yes,scrollbars=yes,width=750,height=450,top=0,left=0')
}