function tclasss(tabpage,tabid){
	var oItem = document.getElementById(tabpage);   
　　for(var i=0;i<oItem.children.length;i++)	{
		var x = oItem.children(i);	
　		x.className = "";
		var y = x.getElementsByTagName('a');
		}	
	document.getElementById(tabid).className = "Selected";
　　var dvs=document.getElementById("Tclass").getElementsByTagName("div");
　　for (var i=0;i<dvs.length;i++){
　	if (dvs[i].id==('d'+tabid))
　　		dvs[i].style.display='block';
　 	else
　　　 	dvs[i].style.display='none';
		}	
}
function classes(i){
	switch(i){
		case 1:	document.searchs.types.length = 0;
				document.searchs.types.add(new Option("<%=types%>","1"),0);
				document.searchs.types.add(new Option("产品编号","1"),1);break;
		case 2:	document.searchs.types.length = 0;
				document.searchs.types.add(new Option("新闻标题","1"),0);
				document.searchs.types.add(new Option("新闻内容","1"),1);break;
	}
}
function showbanner(i){
	switch(i){
		case 1:
				banner1.style.display = "";
				banner2.style.display = "none";
				banner3.style.display = "none";
				banner4.style.display = "none";
				banner5.style.display = "none";
				banner6.style.display = "none";break;
		break;
		case 2:
				banner1.style.display = "none";
				banner2.style.display = "";
				banner3.style.display = "none";
				banner4.style.display = "none";
				banner5.style.display = "none";
				banner6.style.display = "none";break;
		case 3:
				banner1.style.display = "none";
				banner2.style.display = "none";
				banner3.style.display = "";
				banner4.style.display = "none";
				banner5.style.display = "none";
				banner6.style.display = "none";break;
		case 4:
				banner1.style.display = "none";
				banner2.style.display = "none";
				banner3.style.display = "none";
				banner4.style.display = "";
				banner5.style.display = "none";
				banner6.style.display = "none";break;
		case 5:
				banner1.style.display = "none";
				banner2.style.display = "none";
				banner3.style.display = "none";
				banner4.style.display = "none";
				banner5.style.display = "";
				banner6.style.display = "none";break;
		case 6:
				banner1.style.display = "none";
				banner2.style.display = "none";
				banner3.style.display = "none";
				banner4.style.display = "none";
				banner5.style.display = "none";
				banner6.style.display = "";break;
	}
}