normals not working when using vertex arrays by Nuticulus

void Octree::GenerateList() {     extern unsigned list_counter;     int i,j,k;     float *verts,*normals;          list_id = list_counter++;     verts = new float[vTriangle.size()*9];     normals = new float[vTriangle.size()*3];     for(i=0,j=0,k=0;i<vTriangle.size();++i)     {         verts[j++]   = vTriangle[i].a.x;     verts[j++]   = vTriangle[i].a.y;     verts[j++]   = vTriangle[i].a.z;         verts[j++]   = vTriangle[i].b.x;     verts[j++]   = vTriangle[i].b.y;    verts[j++]   = vTriangle[i].b.z;         verts[j++]   = vTriangle[i].c.x;     verts[j++]   = vTriangle[i].c.y;     verts[j++]   = vTriangle[i].c.z;                     normals[k++] = vTriangle[i].n.x;    normals[k++] = vTriangle[i].n.y;     normals[k++] = vTriangle[i].n.z;     }          glNewList(list_id, GL_COMPILE);         glColor3ub(0, 255, 0);                  /*glBegin(GL_TRIANGLES);         for(i=0;i<vTriangle.size();++i)         {             glNormal3f(vTriangle[i].n.x, vTriangle[i].n.y, vTriangle[i].n.z);             glVertex3f(vTriangle[i].a.x, vTriangle[i].a.y, vTriangle[i].a.z);             glVertex3f(vTriangle[i].b.x, vTriangle[i].b.y, vTriangle[i].b.z);             glVertex3f(vTriangle[i].c.x, vTriangle[i].c.y, vTriangle[i].c.z);                     }         glEnd(); <-- old code, worked fine         */                  glEnableClientState(GL_VERTEX_ARRAY);         glVertexPointer(3, GL_FLOAT, 0, verts);         glEnableClientState(GL_NORMAL_ARRAY);         glNormalPointer(GL_FLOAT, 0, normals);                  glDrawArrays(GL_TRIANGLES, 0, vTriangle.size()*3);         //printf("Done generating list #%u for %d polygons.\n", list_id, vTriangle.size());         glEndList();          delete verts, normals; }