/*@author: hellogp.net @for: ie6 ie7 ff*/
function fnChannel(parent,child){
	var nParent = parent;//当前第几个频道和banner，首页为0
	var nParent2 = nParent-1;//显示当前频道下的子栏目列表
	var nChild = child-1;//child 当前页面属于第几个子栏目
	//频道
	var oMenus = document.getElementById('menu').getElementsByTagName('ul')[0].getElementsByTagName('li');
	var oBanner = document.getElementById('banner');
	if(nParent>0){
		var oparentH2s = document.getElementById('sidebar').getElementsByTagName('h2');
		var oparentUls = document.getElementById('sidebar').getElementsByTagName('ul');
	}
	if(oMenus!=null){
		oMenus[nParent].className="cur";
	}
	//banner
	if(oBanner!=null && nParent==0){
		oBanner.innerHTML="<img src=\"banner/banner2.jpg\" alt=\"Alipay, A Win-Win Proposal\" />";
	}else if(oBanner!=null && nParent!=null){
		oBanner.innerHTML="<img src=\"banner/banner"+nParent+".png\" alt=\"Trust makes it simple\" />";
	}
	//子栏目
	if(nParent2>=0 && oparentH2s[nParent2]!=null && oparentUls[nParent2]!=null){
		var oChilds = oparentUls[nParent2].getElementsByTagName('li');
		if(nParent2!=null){
			oparentH2s[nParent2].style.display="block";
			oparentUls[nParent2].style.display="block";
			if(oChilds[nChild]!=null){
				oChilds[nChild].className="cur";
			}
		}
	}
	var oTotop = document.getElementById('totop');
	if(oTotop!=null && nParent==5){
		oTotop.style.display="none";
	}
}