articleMatrixPanel.setLayout(new GridLayout(ArticleMatrix.HEIGHT,ArticleMatrix.WIDTH));
for(int i=ArticleMatrix.HEIGHT-1;i>=0;i--){
for(int j=0;j<ArticleMatrix.WIDTH;j++){
final int r = i;
final int c = j;
articleLabels[i][j]= new ArticleLabel(i,j);
articleLabels[i][j].setPreferredSize(new Dimension(35,35));
articleLabels[i][j].addMouseListener(this);
articleLabels[i][j].addMouseMotionListener(this);
articleMatrixPanel.add(articleLabels[i][j]);
}