function NewsListHeader_Click()
{
	var objTmp=document.getElementById("TR_NewsListContent");
	if(objTmp.style.display=="none")
	{
		document.getElementById("NewsListHeaderImg").src="Images/expand.jpg";
		document.getElementById("NewsListHeaderText").innerText="（隐藏列表明细...）";
		objTmp.style.display="";
	}
	else
	{
		document.getElementById("NewsListHeaderImg").src="Images/collapse.jpg";
		document.getElementById("NewsListHeaderText").innerText="（显示列表明细...）";
		objTmp.style.display="none";		
	}
}