function show_fair_home(num)
{
	for (var i=1;i<=3;i++)
	{
		if (num==i)
		{
			document.getElementById("fair_"+i).style.background="url(/images/index/index_03.gif)";
			document.getElementById("fair_"+i).style.color="#F00";
			document.getElementById("fair_c_"+i).style.display="block";
		}
		else
		{
			document.getElementById("fair_"+i).style.background="url(/images/index/index_04.jpg)";
			document.getElementById("fair_"+i).style.color="#6A7885";
			document.getElementById("fair_c_"+i).style.display="none";
		}
	}
}
function show_fenlei_home(num)
{
	for (var i=1;i<=6;i++)
	{
		if (num==i)
		{
			document.getElementById("fenlei_"+i).style.background="url(/images/index/index_111.jpg)";
			document.getElementById("fenlei_"+i).style.color="#F00";
			document.getElementById("fenlei_c_"+i).style.display="block";
		}
		else
		{
			document.getElementById("fenlei_"+i).style.background="url(/images/index/index_112.jpg)";
			document.getElementById("fenlei_"+i).style.color="#6A7885";
			document.getElementById("fenlei_c_"+i).style.display="none";
		}
	}
}