function doClick_down(o){
	 o.className="current";
	 var j;
	 var id;
	 var e;
	 for(var i=1;i<=4;i++){
	   id ="down"+i;
	   j = document.getElementById(id);
	   e = document.getElementById("scon"+i);
	   if(id != o.id){
	   	 j.className="";
	   	 e.style.display = "none";
	   }else{
		e.style.display = "block";
	   }
	 }
	 }

function doClick_zx(o){
	 o.className="current";
	 var j;
	 var id;
	 var e;
	 for(var i=1;i<=4;i++){
	   id ="zx"+i;
	   j = document.getElementById(id);
	   e = document.getElementById("zcon"+i);
	   if(id != o.id){
	   	 j.className="";
	   	 e.style.display = "none";
	   }else{
		e.style.display = "block";
	   }
	 }
	 }



function doClick_up(o){
	 o.className="current";
	 var j;
	 var id;
	 var e;
	 for(var i=1;i<=4;i++){
	   id ="up"+i;
	   j = document.getElementById(id);
	   e = document.getElementById("up_con"+i);
	   if(id != o.id){
	   	 j.className="";
	   	 e.style.display = "none";
	   }else{
		e.style.display = "block";
	   }
	 }
	 }

function doClick_hot(o){
	 o.className="hot_link";
	 var j;
	 var id;
	 var e;
	 for(var i=1;i<=2;i++){
	   id ="hot"+i;
	   j = document.getElementById(id);
	   e = document.getElementById("hot_con"+i);
	   if(id != o.id){
	   	 j.className="plhot";
	   	 e.style.display = "none";
	   }else{
		e.style.display = "block";
	   }
	 }
	 }

// 页面标准
function getObject(objectId) {
    if(document.getElementById && document.getElementById(objectId)) {
	// W3C DOM
	return document.getElementById(objectId);
    } else if (document.all && document.all(objectId)) {
	// MSIE 4 DOM
	return document.all(objectId);
    } else if (document.layers && document.layers[objectId]) {
	// NN 4 DOM.. note: this won't find nested layers
	return document.layers[objectId];
    } else {
	return false;
    }
}
// 搜索开始
function search_show(n){
	for(var i=1;i<=10;i+=1){
		if( i == n ){
			getObject("qt_"+i).className = "stag";
			/*getObject("qt_"+(i-1)).style.display = "none";
			getObject("qt_"+(i+1)).style.display = "none";*/
			if( n != 1 ) getObject("qt_0").style.display = "";
		}else{
			getObject("qt_"+i).className = "stag1";
			/*getObject("qt_"+(i+1)).style.display = "";*/
		}		
	}
	switch(n){
		case 1://"软件
			search_txt = "软件搜索";
			class_id = "2";
			temp_id = "1";
			break;
		case 2://设计
			search_txt = "设计搜索";
			class_id = "110";
			temp_id = "2";
			break;
		case 3://网络
			search_txt = "网络搜索";
			class_id = "166";
			temp_id = "3";
			break;
		case 4://英语
			search_txt = "英语搜索";
			class_id = "223";
			temp_id = "4";
			break;
		case 5://开发
			search_txt = "开发搜索";
			class_id = "301";
			temp_id = "5";
			break;
		case 6://考试
			search_txt = "考试搜索";
			class_id = "353";
			temp_id = "6";
			break;
		case 7://范文
			search_txt = "范文搜索";
			class_id = "445";
			temp_id = "7";
			break;
		case 8://管理
			search_txt = "管理搜索";
			class_id = "588";
			temp_id = "8";
			break;
		case 9://营销
			search_txt = "营销搜索";
			class_id = "645";
			temp_id = "9";
			break;
		case 10://视频教程
			search_txt = "视频教程";
			class_id = "1150";
			temp_id = "10";
			break;

	}
	getObject("search_btn").value = search_txt;
	getObject("search_id").value = class_id;
	getObject("search_temp").value = temp_id;

}


function hiliimgblk(obj){obj.style.background = "#FDF1DD"};
function deliimgblk(obj){obj.style.background = ""};