String.prototype.Trim = function()
{
    return this.replace(/(^\s*)|(\s*$)/g, "");
}

function Page_onChange(myurl)
{
	var jTopid,jParentid,jChildId,jPagenum,jKeyword, i,MyString,lbid;
	for (i=0;window.frmnews.selGoPage.length;i++)
	{
		if(window.frmnews.selGoPage.options[i].selected==true)
		{
			jPagenum=window.frmnews.selGoPage.options[i].value;
			break ;
		}	 
	}
	if(jPagenum>0)
	{
		jPagenum="pagenum="+jPagenum;
		jKeyword="&keyword="+window.frmnews.keyword.value;
		lbid="&lbid="+window.frmnews.lbid.value;
		MyString=myurl+"?"+jPagenum+lbid+jKeyword;
		//alert(MyString);
		window.open(MyString,"_self");
	}
	return true;
}

function AdminSearch(myurl)
{
	var jTopid,jParentid,jChildId,jPagenum,jKeyword, i,MyString,lbid;
		jPagenum="&pagenum=1";
		jKeyword="&keyword="+window.frmnews.keyword.value;
		lbid="&lbid="+window.frmnews.lbid.value;
		MyString=myurl+"?"+jPagenum+lbid+jKeyword;
		//alert(MyString);
		window.open(MyString,"_self");
	return true;
}

function SelFun(yesno)
{
	var MyId="",i=0,lbid=0;
	for(i=0;i<document.frmnews.length;i++)
	if((document.frmnews.elements[i].type=="checkbox")&&(document.frmnews.elements[i].checked==true))
	{
		if(MyId!="") 
			MyId=MyId+","+document.frmnews.elements[i].value;
		else	
			MyId=document.frmnews.elements[i].value;
	}   
	if(MyId!=="")
		if(window.confirm("确认吗?"))
		{
			lbid=document.frmnews.lbid.value;
			//alert(yesno+"Id="+MyId+"&lbid="+lbid);
			window.open(yesno+"Id="+MyId+"&lbid="+lbid,"_self");
		}
}

//选择所有
function SelAll()
{
	try
	{
		var i=0;
		for(i=0;i<document.frmnews.length;i++)
		if((document.frmnews.elements[i].type=="checkbox")&&(document.frmnews.elements[i].name=="chkhuman"))
		{
			if(document.frmnews.elements[i].checked==true)
				eval("document.frmnews.elements[" + i + "].checked=false;")
			else	
				eval("document.frmnews.elements[" + i + "].checked=true;")
		}   
	}
   catch(e)  
   {  
		alert("有错误发生！无法响应你的请求");
		return false;
   }	
}