function openPopup(url,name)
{
    window.open(url, name, 
    	"titlebar=no,scrollbars=yes,menubar=no,location=no,toolbar=no,resizable=no,width=450,height=400");
}

function ruler()
{
	if (document.getElementById && document.createTextNode)
	{
		var row=document.getElementsByTagName('span');
		for (var i=0;i<row.length;i++)
		{
			if(row[i].className=='highlight')
			{


				row[i].onmouseover=function(){this.className='highlighted';return false}

				row[i].onmouseout=function(){this.className='highlight';return false}

			}
		}
	}
}