var g_promoLinks = new Array();
var g_promoImages = new Array();
var g_promoTracks = new Array();

g_promoLinks[0] = 'http://sys.staker.pl';
g_promoLinks[1] = 'http://matma.staker.pl';
g_promoLinks[2] = 'http://kompy.staker.pl';
g_promoLinks[3] = 'http://dev.staker.pl';
g_promoLinks[4] = 'http://foto.staker.pl';

g_promoImages[0] = 'http://cdn.devmedia.pl/staker/gfx/sys-staker-promo.png';
g_promoImages[1] = 'http://cdn.devmedia.pl/staker/gfx/matma-staker-promo.png';
g_promoImages[2] = 'http://cdn.devmedia.pl/staker/gfx/kompy-staker-promo.png';
g_promoImages[3] = 'http://cdn.devmedia.pl/staker/gfx/dev-staker-promo.png';
g_promoImages[4] = 'http://cdn.devmedia.pl/staker/gfx/foto-staker-promo.png';

g_promoTracks[0] = '/outgoing/staker/sys';
g_promoTracks[1] = '/outgoing/staker/matma';
g_promoTracks[2] = '/outgoing/staker/kompy';
g_promoTracks[3] = '/outgoing/staker/dev';
g_promoTracks[4] = '/outgoing/staker/foto';

function promo_getRandNum(min, max) {
  return Math.floor(Math.random() * (max - min + 1) + min);
}

function promo_showPromoWidget(htmlElemId) {
  var randPromoIndex = promo_getRandNum(0, g_promoLinks.length - 1);
  
  var $promoWidget = $('#' + htmlElemId);
  
  $promoWidget.html("<div style='width: 180px; margin: auto;'>" +
	                "  <a href='" + g_promoLinks[randPromoIndex] + "' onclick='javascript: if (typeof(pageTracker) != 'undefined') { pageTracker._trackPageview('" + g_promoTracks[randPromoIndex] + "'); }'>" +
	                "    <img src='" + g_promoImages[randPromoIndex] + "'/>" +
	                "  </a>" +
	                "</div>");
}