function button_highlight(id)
{
	document.getElementById("bl_"+id).style.backgroundImage="url(Images/button_l_h.gif)";
	document.getElementById("bm_"+id).style.backgroundImage="url(Images/button_m_h.gif)";
	document.getElementById("br_"+id).style.backgroundImage="url(Images/button_r_h.gif)";
}
function button_lowlight(id)
{
	document.getElementById("bl_"+id).style.backgroundImage="url(Images/button_l.gif)";
	document.getElementById("bm_"+id).style.backgroundImage="url(Images/button_m.gif)";
	document.getElementById("br_"+id).style.backgroundImage="url(Images/button_r.gif)";
}
function showEmp(id)
{
	for(i=1;i<4;i++)
	{
		if(i==id)
		{
			document.getElementById("tab"+i).className="ontab";
		}
		else
		{
			document.getElementById("tab"+i).className="tab";
		}
	}
	for(i=0;i<empCount;i++)
	{
		if(document.getElementById("emp"+i).className==id||id==0)
		{
			if(navigator.appName=="Microsoft Internet Explorer")
			{
				document.getElementById("emp"+i).style.display="block";
			}
			else
			{
				document.getElementById("emp"+i).style.display="table-row";
			}
		}
		else
		{
			document.getElementById("emp"+i).style.display="none";
		}
	}
}