/*
	tableruler()
	written by Chris Heilmann for alistapart.
	enables a rollover of rows for each table with the classname "hlrows"
*/

function tableruler()
{
	if (document.getElementById && document.createTextNode)
	{
		var tables=document.getElementsByTagName('table');
		for (var l=0;l<tables.length;l++)
		{
			if(tables[l].className=='ruler')
			{
				var trs=tables[l].getElementsByTagName('tr');
				for(var q=0;q<trs.length;q++)
				{
					if(trs[q].parentNode.nodeName=='TBODY')
					{
						trs[q].onmouseover=function(){this.className='ruled';return false}
						trs[q].onmouseout=function(){this.className='';return false}
					}
				}
			}
		}
	}
}