function toggle(o,id){
	$(".selected_item").removeClass("selected_item").addClass("tab_header_item");
	o.className="selected_item";
	
	$(".show_block").removeClass("show_block").addClass("hidden_block");
	$("#tab_block_"+id).removeClass("hidden_block").addClass("show_block");
}
function read_data(bid){
	var oList=document.getElementById("typeid");
	oList.length=1;

	$.ajax({
	   type:"get",
	   url:"readdata.php",
	   dataType:"xml",
	   data:"dopost=read_sub_catalog&bid="+bid,
	   error: function(){alert("服务器内部错误！"); },
	   success: function(xml){
			$(xml).find('elem').each(function(){
				var option=new Option($(this).find("typename").text(),$(this).find("id").text());
				oList.options.add(option);
			});
	   }
	}); 
}

function getDownloadURL(url){
     window.open(url,"_blank"); 
}

function loadBoards(id,selected_id){
	var oSelect=document.getElementById(id);
	if(oSelect)	oSelect.length=1;
	else{
		alert("no object");	
	}
	for(cat in boards){
		var oOption =new Option(boards[cat],cat);
		oSelect.options.add(oOption,oSelect.length);
		if(parseInt(selected_id)==parseInt(cat)){
			oOption.selected=true;	
		}
	}
}

function loadSubCatalogs(board_id,id,selected_val){
	var myCats=enums[board_id];
	var oSelect=document.getElementById(id);
	if(oSelect)	oSelect.length=0;
	else{
		alert("no object");	
	}
	for(cat in myCats){
		if(parseInt(cat)==parseInt(board_id)){
			var oOption =new Option("=请选择=","");
			oSelect.options.add(oOption,oSelect.length);
			continue;
		}
		var oOption =new Option(myCats[cat],cat);
		oSelect.options.add(oOption,oSelect.length);
		if(parseInt(cat)==parseInt(selected_val)){
			oOption.selected=true;
		}
	}
}


function loadCatalogs(board_id,id){
	var myCats=enums[board_id];
	var oSelect=document.getElementById(id);
	if(oSelect)	oSelect.length=0;
	else{
		alert("no object");	
	}
	for(cat in myCats){
		if(parseInt(cat)==parseInt(board_id)){
			var oOption =new Option("","");
			oSelect.options.add(oOption,oSelect.length);
			continue;
		}
		var oOption =new Option(myCats[cat],cat);
		oSelect.options.add(oOption,oSelect.length);
	}
}

function showDiv(id){
	for(var i=1;i<5;i++){
		if(i==1){
			$("#hotranknav"+i).removeClass("active").css("background","url("+skin_path+"/images/item"+id+".gif)");
		}else{
			$("#hotranknav"+i).removeClass("active").css("background","url("+skin_path+"/images/item"+i+".gif)");
		}
		$("#hotrank"+i).css("display","none");
	}
	$("#hotranknav"+id).addClass("active").css("background","url("+skin_path+"/images/active.gif)");	
	$("#hotrank"+id).css("display","");
}

function doSearch(){
	var f=document.getElementById("frmSearch");
	var bid=document.getElementById("bid").value;
	bid=parseInt(bid);
	if(bid<1){
		alert("请选择栏目");
		return false;
	}
	
	switch(bid){
		case 1:
		case 2:
		case 3:
			f.action="board.php";
			break;
		case 4:
		case 5:
		case 6:
		case 7:
			f.action="style_list.php";
			break;
		case 8:
			f.action="conference.php";
			break;
		case 9:
		case 10:
			f.action="news_list.php";
			break;
	}
	f.submit();
}