function initSidebarNav()
{
	var NavElm = document.getElementById('sidebar-nav');

	if (NavElm)
	{
		var NavSubElm = NavElm.getElementsByTagName('a');

		for (var i = 0; i < NavSubElm.length; i++)
		{
			if (NavSubElm[i].parentNode.parentNode.id == 'sidebar-nav' && NavSubElm[i].parentNode.childNodes[2] && NavSubElm[i].parentNode.childNodes[2].nodeName == 'UL')
			{
				NavSubElm[i].parentNode.className +=' custom_parent';

				NavSubElm[i].onclick = function()
				{
					if (this.parentNode.className.indexOf('current_page_parent') == -1)
					{
						this.parentNode.className +=' current_page_parent';
					}
					else
					{
						this.parentNode.className = this.parentNode.className.replace('current_page_parent', '');
					}

					return false;
				}
			}
		}
	}
}