//获取URL传值
function getUrlParam(name) {
    var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
    var r = window.location.search.substr(1).match(reg);
    if (r != null) return unescape(r[2]); return null;
}

function SetHome(obj){
        var vrl = 'www.111cn.net';
		try{
                obj.style.behavior='url(#default#homepage)';obj.setHomePage('http://'+vrl);
        }
        catch(e){
                if(window.netscape) {
                        try {
                                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
                        }
                        catch (e) {
                                alert("此操作被浏览器拒绝！请在浏览器地址栏输入“about:config”并回车然后将 [signed.applets.codebase_principal_support]的值设置为'true',双击即可。");
                        }
                        var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
                        prefs.setCharPref('browser.startup.homepage',vrl);
                 }
        }
}
function displaySubMenu(divID) {
    var subMenu = document.getElementById(divID);
    subMenu.style.display = "block"; 
}
function hideSubMenu(divID) {
    var subMenu = document.getElementById(divID);
    subMenu.style.display = "none";
}
/*更换显示样式*/
function switchTab(code) {
    var tdiv = $("#Menu div");
    var bgid = getUrlParam("bgid");
    for (i = 0; i < tdiv.length; i++) {
        var idName = tdiv[i].id;
        tdiv[i].style.display = ("Column_" + code) == idName ? "" : "none";
    }
}

function setTab(m,n){
 var timeoutId;
 var tli=document.getElementById("menu"+m).getElementsByTagName("li");
 var mli=document.getElementById("main"+m).getElementsByTagName("div");
 for(i=0;i<tli.length;i++){
  tli[i].className=i==n?"hover":"";
  mli[i].style.display=i==n?"block":"none";
 }
}

function xsetTab(m,n){

 var timeoutId;
 var tli=document.getElementById("xmenu").getElementsByTagName("span");
 var mli=document.getElementById("xmain").getElementsByTagName("div");
 for(i=0;i<tli.length;i++){
  tli[i].className=i==n?"hover":"";
  mli[i].style.display=i==n?"block":"none";
 }
}

function xsetTab2(m,n){

 var timeoutId;
 var tli=document.getElementById("xmenu2").getElementsByTagName("span");
 var mli=document.getElementById("xmain2").getElementsByTagName("div");
 for(i=0;i<tli.length;i++){
  tli[i].className=i==n?"hover":"";
  mli[i].style.display=i==n?"block":"none";
 }
}
 function nTabs(thisObj,Num){ 
        if(thisObj.className == "active")return; 
        var tabObj = thisObj.parentNode.id; 
        var tabList = document.getElementById(tabObj).getElementsByTagName("li"); 
        for(i=0; i <tabList.length; i++){ 
          if (i == Num){ 
            thisObj.className = "active"; 
            document.getElementById(tabObj+"_Content"+i).style.display = "block"; 
          }else{ 
            tabList[i].className = "normal"; 
            document.getElementById(tabObj+"_Content"+i).style.display = "none"; 
          } 
        } 
} 

function copyToClipBoard(){
    var clipBoardContent="";
    clipBoardContent+=document.title;
    clipBoardContent+="";
    clipBoardContent+=this.location.href;
   window.clipboardData.setData("Text",clipBoardContent);alert("复制成功，请粘贴到你的QQ/MSN上推荐给你的好友吧!");
}

function findobj(n, d) {
	var p, i, x;
	if(!d) d = document;
	if((p = n.indexOf("?"))>0 && parent.frames.length) {
	d = parent.frames[n.substring(p + 1)].document;
	n = n.substring(0, p);
	}
	if(x != d[n] && d.all) x = d.all[n];
	for(i = 0; !x && i < d.forms.length; i++) x = d.forms[i][n];
	for(i = 0; !x && d.layers && i < d.layers.length; i++) x = findobj(n, d.layers[i].document);
	if(!x && document.getElementById) x = document.getElementById(n);
	return x;
}
function copycode(obj) {
	var rng = document.body.createTextRange();
	rng.moveToElementText(obj);
	rng.scrollIntoView();
	rng.select();
	rng.execCommand("Copy");
	rng.collapse(false);
}
//--------------------------------------------------------------------------------------------
function runCode(obj) {
	var winname = window.open('', "_blank", '');
	winname.document.open('text/html', 'replace');
	var str  = obj.value.replace("<\?","< \?");
	winname.document.writeln(str);
	winname.document.close();
}
function saveCode(obj) {
	var winname = window.open('', '_blank', 'top=10000');
	winname.document.open('text/html', 'replace');
	winname.document.writeln(obj.value);
	winname.document.execCommand('saveas','','www.111cn.net.htm');
	winname.close();
}
//--------------------------------------------------------------------------------------------

function checkKeyword()
{
	if(myfm.keyword.value == '' || myfm.keyword.lenght<2 )
	{
			myfm.keyword.select();
			alert('关键词长度必须为2个中文或4个字符!');
			return false;
	}
}