//title显示开始
function showTip(obj,txt){
		if(obj.init) return;
		// --
	obj.init = function(){
		var thisObj = this;
		var str = thisObj.innerHTML;
		thisObj.style.position = "relative";
		var div = document.createElement("div");
		div.className = "tip-bg";
		div.innerHTML = "<div class=\"tip-bulb\">&nbsp;" + txt + "&nbsp;</div>";
		thisObj.insertBefore(div,thisObj.firstChild);

			//thisObj.innerHTML = "<div class=\"tip-bg\"><div class=\"tip-bulb\">&nbsp;" + txt + "&nbsp;</div></div>" + str;

		thisObj.getElementsByTagName ('div')[0].style.display = 'none';
		thisObj.showTip();
			
		thisObj.onmouseover = thisObj.showTip;
		thisObj.onmouseout = thisObj.hideTip;
	}
	obj.showTip = function(){

		var thisObj = this;
		clearTimeout(thisObj.timeout);
		thisObj.timeout = setTimeout(function(){
			thisObj.getElementsByTagName ('div')[0].style.display='block';
		},200);
	}
	obj.hideTip = function(){
		var thisObj = this;
		clearTimeout(thisObj.timeout);
		thisObj.getElementsByTagName ('div')[0].style.display='none'
	}
	obj.init();
}
//title显示结束
function Del(){if(confirm("您确定要删除?")){return true;}return false;}
function Modify(){if(confirm("您确定要修改?")){return true;}return false;}
function Operation(){if(confirm("您确定此操作?")){return true;}return false;}
function postfile(){if(confirm("请检查裁剪参数是否正确.")){return true;}return false;}

//弹出居中窗口
//param wW，要弹出窗口的宽度
//param wH，要弹出窗口的高度
//param wHref，网页action或链接
function openwin(wW,wH,wHref) {
		var xMax = screen.width, yMax = screen.height;
		var xOffset = (xMax - wW)/2, yOffset = (yMax - wH)/2;
		win = window.open(wHref,'user', 'width=' + wW + ',height=' + wH + ',top=10,left='+xOffset+',toolbar=no, menubar=no, scrollbars=yes, resizable=no,location=no, status=yes');
}

function chklogin()
	{
	 var f = document.login;
 	 if(f.username.value=='')
	 {
	 alert('请输入用户名');
	 f.username.focus();
	 return false;
	 }
	 if(f.userpwd.value=='')
	 {
	 alert('请输入密码');
	 f.userpwd.focus();
	 return false;
	 }
	 //if(f.rncode.value=='')
	 //{
	 //alert('请输入验证码');
	 //f.rncode.focus();
	 //return false;
	 //}
	}

function chkmyinfo()
	{
	 var f = document.myinfo;
 	 if(f.username.value=='')
	 {
	 alert('请输入用户名');
	 f.username.focus();
	 return false;
	 }
	 if(f.userpwd.value=='')
	 {
	 alert('请输入原密码');
	 f.userpwd.focus();
	 return false;
	 }
	 if(f.email.value==''　|| f.email.value.length<5)
	 {
	 alert('请输入Email!');
	 f.email.focus();
	 return false;
	 }
	 return emailCheck(f.email.value);
}

function chkreg()
	{
	 var f = document.register;

 	 if(f.username.value=='' || f.username.value.length<2)
	 {
	 alert('请输入用户名且用户名需要2位以上！');
	 f.username.focus();
	 return false;
	 }

	 if(f.userpwd.value==''　|| f.userpwd.value.length<6)
	 {
	 alert('请输入密码且密码需要6位以上！');
	 f.userpwd.focus();
	 return false;
	 }

	 if(f.userpwd.value!=f.userpwd2.value)
	 {
	 alert('确认密码有误!');
	 f.userpwd2.focus();
	 return false;
	 }

	 if(f.email.value==''　|| f.email.value.length<5)
	 {
	 alert('请输入Email!');
	 f.email.focus();
	 return false;
	 }
	 return emailCheck(f.email.value);
}

function emailCheck (emailStr) {
var emailPat=/^(.+)@(.+)$/;
var matchArray=emailStr.match(emailPat);
if (matchArray==null) {
 //alert("电子邮件地址必须包括 ( @ 和 . )")
 alert("请输入正确的电子邮件")
 return false;
}
return true;
}

function chksearch()
	{
	 var f = document.Form1;
 	 if(f.txtKeyWord.value=='')
	 {
	 alert('请输入关键字！');
	 f.txtKeyWord.focus();
	 return false;
	 }
}

function chkReview()
		{
		  if (reviewform.txtNickName.value=="")
		  {
		  reviewform.txtNickName.focus();
		  alert("请输入昵称");return false;
		  }
		  if (reviewform.txtBody.value=="")
		  {
		  reviewform.txtBody.focus();
		  alert("请输入评论内容");return false;
		  }
		}

function RegUserName(txt)
		{
		  document.reviewform.txtNickName.value=txt;
		  document.reviewform.txtNickName.disabled="disabled"
		}

function NotRegUserName(txt)
		{
          var number = Math.random();
		  var foot = Math.round(number * (10000-1))+1;

		  //alert(foot);
		  //document.reviewform.txtNickName.value=txt+foot;
		  document.reviewform.txtNickName.value="";
		  document.reviewform.txtNickName.disabled=""
		}

function copyIt(id) {
		var o = document.getElementById(id);
		if (document.all) {
			o.select();
			window.clipboardData.clearData();
			window.clipboardData.setData("text",o.value);
			alert('已经复制到剪贴板, 您可以直接利用CTRL+V帖到QQ/MSN/论坛里去');
		} else {
			alert('请利用ctrl+c 手动拷贝');
			o.select();
		}
	}

function drop2text(textname,str){
textname.value=str;
return;
}

function doClick(o){
	 o.className="nav_current";
	 var j;
	 var id;
	 var e;	 
	 for(var i=1;i<=8;i++){
	   id ="nav"+i;
	   j = document.getElementById(id);
	   e = document.getElementById("sub"+i);
	   if(id != o.id){
	   	 j.className="nav_link";
	   	 e.style.display = "none";
	   }else{
		 e.style.display = "block";
	   }
	 }
	 }

function doClick2(o,total,pagename,tabname){
	 o.className="tit_select";
	 var j;
	 var id;
	 var e;	 
	 for(var i=1;i<=total;i++)
     {
	   id =pagename+i;
	   j = document.getElementById(id);
	   e = document.getElementById(tabname+i);	   
	   if(id != o.id){
	   	 j.className="tit_azury2";
	   	 e.style.display = "none";
	   }else{
		 e.style.display = "block";
	   }
	 }
}

function copyIt(id) {
		var o = document.getElementById(id);
		if (document.all) {
			o.select();
			window.clipboardData.clearData();
			window.clipboardData.setData("text",o.value);
			alert('已经复制到剪贴板, 您可以直接利用CTRL+V帖到QQ/MSN/论坛里去');
		} else {
			alert('请利用ctrl+c 手动拷贝');
			o.select();
		}
	}

function chkaddreview()
	{
	 var f = document.addreview;
 	 if(f.body.value=='')
	 {
	 alert('请输入讨论内容');
	 f.body.focus();
	 return false;
	 }
}

function doClick3(o,total,pagename,tabname){
	 o.className="ss_a_select";
	 var j;
	 var id;
	 var e;	 
	 for(var i=1;i<=total;i++)
     {
	   id =pagename+i;
	   j = document.getElementById(id);
	   e = document.getElementById(tabname+i);	   
	   if(id != o.id){
	   	 j.className="";
	   	 e.style.display = "none";
	   }else{
		 e.style.display = "block";
	   }
	 }
}

function opensite(o){ 
win = window.open(o.href,"_blank"); 
win.opener=null; 
return false; 
}