/*
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 i=0;i<tables.length;i++)
{
if(tables[i].className=='ruler')
{
var trs=tables[i].getElementsByTagName('tr');
for(var j=0;j<trs.length;j++)
{
if(trs[j].parentNode.nodeName=='TBODY')
{
trs[j].onmouseover=function(){this.className='ruled';return false}
trs[j].onmouseout=function(){this.className='';return false}
}
}
}
}
}
}