function init() {
    var searKey = $("K");
    if (searKey.id) {
        addEvent(searKey, "focus", function() {
            if (this.value=='请输入关键字，按回车即可。') this.value='';
        });
        addEvent(searKey, "blur", function() {
            if (this.value.trim()=='') this.value='请输入关键字，按回车即可。';
        });
        addEvent(searKey, "keypress", function() {
            return Enter('BtnSearch');
        });
    }
    var adTop=$("divadTop");
   if(adTop.innerText)
   {
        adTop.style.display = "block";
   }
    
}
function vImg(id) {
    $(id).innerHTML = "<img src='/CodeImage.html?id=" + Math.random() + "'alt='点击刷新' title='点击刷新' height='20' align='absmiddle' style='cursor:pointer;' onclick='return vImg(\"" + id + "\")' />";
    return false;
}
function swShow(id, num, on) {
    if (this.className == "on") return false;
    for (i = 1; i <= num; i++) {
        var tmp = id + i;
        var stmp = "S" + tmp;
        var obj = $(tmp);
        var sobj = $(stmp);
        if (i == on) {
            if (obj) obj.className = "on";
            if (sobj) sobj.className = "on";
        }
        else {
            if (obj) obj.className = "";
            if (sobj) sobj.className = "";
        }
    }
    return false;
}
function swSearch(id,num,on) {
    swShow(id,num,on);   
    swShow('Hot',num,on);
}
function Enter(btnId) {
    if ((event.which && event.which==13)||(event.keyCode && event.keyCode==13)) {
        event.keyCode=9;
        event.returnValue = false;
        $(btnId).click();
    }
}
function WebSearch() {  //机构页的搜索
    var Key = $('K').value.trim();
    if (Key == '' || Key == "请输入关键字，按回车即可。")
        alert("请输入搜索关键字！");
    else {
        Key = unescape(Key);
        var query;
        switch($('T').value) {
            case "1":
                query = "/Lesson/PList.html?Key=" + Key;
                break;
            case "2":
                query = "/Lesson/IList.html?Key=" + Key;
                break;
            case "3":
                query = "/Org/List.html?Key=" + Key;
                break;
            case "4":
                query = "/Lecturer/List.html?Key=" + Key;
                break;
            case "5":
                query = "/Needs/List.html?Key=" + Key;
                break;
            case "6":
                query = "/Article/List.html?Key=" + Key;
                break;
            case "7":
                query = "/Course/List.html?Key=" + Key;
                break;
            default: return false;
        }
        //location.href = query;
		window.open(query);
    }
}
function Search() {
    var Key = $('K').value.trim();
    if (Key == '' || Key == "请输入关键字，按回车即可。")
        alert("请输入搜索关键字！");
    else {
        Key = unescape(Key);
        var query;
        switch ($('T').value) {
            case "1":
                query = "/Lesson/";
                if ($("sType11").value == "1")
                    query += "PList";
                else {
                    if ($("sType11").value == "2") {
                        query += "IList";
                    }
                    else {
                        if ($("sType11").value == "3") {
                            query = "/Org/List";
                        }
                        else {
                            if ($("sType11").value == "4") {
                                query = "/Lecturer/List";
                            }
                            else {
                                if ($("sType11").value == "5") {
                                    query = "/Needs/List";
                                }
                                else {
                                    if ($("sType11").value == "6") {
                                        query = "/Article/List";
                                    }
                                    else {
                                        query = "/Course/List";
                                    }
                                }
                            }
                        }

                    }
                }
                query += ".html?Key=" + Key;
                break;
            case "2":
                query = "/Org/List.html?Key=" + Key;
                break;
            default: return false;
        }
        location.href = query;
    }
}
function PageSearch() {
    var key = $("PKey").value.trim();
    var url = location.pathname + "?Key=" + unescape(key);
    var val;
    val = $("Pro").value
    if (val && val != "0") url += "&Pro=" + val;
    val = $("City").value
    if (val && val != "0") url += "&City=" + val;
    val = $("Type1").value
    if (val && val != "0") url += "&Type1=" + val;
    val = $("Type2").value
    if (val && val != "0") url += "&Type2=" + val;
    location.href = url;
}
function showSite() {
    show($("site_box"));
    var list = $("site_list");
    if (list.innerHTML != "") return;
    ajax({url:"/SiteList.html",data:[],
            onRuntime: function(){list.innerHTML = "<img src='/Images/wait.gif' /> 请稍候...";},
            onError: function(){list.innerHTML = "网络超时或存在错误...";},
            onSuccess: function(rel){
                list.innerHTML = rel;
            }
        });
}
function hideSite() {
    hide($("site_box"));
}
function addFav(str) {
    var url = document.createElement("INPUT");
    var title = document.createElement("INPUT");
    title.name = "Title";
    url.name = "Url";
    title.value = str;
    url.value = location.href;
    
    ajax({url:"/User/AddFav.html",
            data:[title,url],
            onSuccess: function(res){
                alert(res);
            }
        });
    return false;
}
function copyData(id) {
    var data = $(id).innerHTML;
    if (!data) data = "";
    data += "\n";
    data += document.URL;
    window.clipboardData.setData("Text",data);
    alert("复制成功，请粘贴到你的QQ/MSN/论坛上推荐给你的好友");
    return false;
}
addEvent(window, "load", init);