/*
	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('td');
     for(var j=0;j<trs	.length;j++)
     {
      
       trs[j].onMouseOver=function(){this.className='ruled';return false}
       trs[j].onMouseOut=function(){this.className='high';return false}
     
    }
   }
  }
 }
}