// ÅÅÐаñ
function paihang(part)
{
	if(document.getElementById("paihang1") == part)
	{
		document.getElementById("paidiv1").style.display= "";
		document.getElementById("paidiv2").style.display= "none";
		document.getElementById("paihang1").className="paihang1";
		document.getElementById("paihang2").className="paihang2";

	}
	else if(document.getElementById("paihang2") == part)
	{
		document.getElementById("paidiv1").style.display= "none";
		document.getElementById("paidiv2").style.display= "";
		document.getElementById("paihang1").className="paihang2";
		document.getElementById("paihang2").className="paihang1";
	}
}