window.onload = function()
{
	// add odd class to odd table rows for alternating row CSS styling
	var tbodys = document.getElementsByTagName('tbody')
	for( var i = 0; i < tbodys.length; i++ )
	{
		var tbody = tbodys[i];
		var rows = tbody.getElementsByTagName('tr');
		if( rows.length >= 1 )
		{
			var rowClassName = " odd";
			for( var j = 1; j < rows.length; j++ )
			{
				// add classname if it isn't zero length
				if( rowClassName.length > 0 )
					rows[j].className += rowClassName;

				// toggle classname
				rowClassName = (rowClassName == " odd") ? "" : " odd";
			}
		}
	}
}