var __CURRENTFAV = 'swim.ico';
function ChangeFavIcon()
{
  var timeoutInSec = 1;
  setTimeout("DoChangeIcon()",timeoutInSec*1000);
}

function DoChangeIcon()
{
    var __IMAGEPATH = './wp-content/themes/Function/images/';
    var link = document.getElementById('favicon');
	if (link != null || link != 'undefined'){
		document.getElementsByTagName('head')[0].removeChild(link);
	}
	switch(__CURRENTFAV) {
	  case 'swim.ico':
	  __CURRENTFAV = 'bike.ico';
	  break;
	  case 'bike.ico':
	  __CURRENTFAV = 'run.ico';
	  break;
	  case 'run.ico':
	  __CURRENTFAV = 'swim.ico';
	  break;
	  default:
	  __CURRENTFAV = 'swim.ico';
	  break
	  
	}	
	var link = document.createElement('link');
    link.type = 'image/x-icon';
    link.rel = 'shortcut icon';
    link.href = __IMAGEPATH + __CURRENTFAV;
	link.id = 'favicon'
    document.getElementsByTagName('head')[0].appendChild(link);
	ChangeFavIcon();
}
ChangeFavIcon();