var sImgs = new Array();
// up arrows
sImgs[0] = 'images/s/imgs/month/arrowup.gif';
sImgs[1] = 'images/s/imgs/month/arrowup_o.gif';
// down arrows
sImgs[2] = 'images/s/imgs/month/arrowdown.gif';
sImgs[3] = 'images/s/imgs/month/arrowdown_o.gif';