jQuery.extend({
	loading:function(){
		return "<img src='/admin/images/loading.gif' align='absmiddle'> 加载中，请稍候...";
	},
	random: function(X) {
		return Math.floor(X * (Math.random() % 1));
	},
	randomBetween:function(MinV, MaxV) {
		return MinV + jQuery.random(MaxV - MinV + 1);
	},
	setcookie:function(sname,svalue,sdate){
		var scookie=0;
		var url="/admin/inc/ajax_setcookie.asp?sname="+sname+"&svalue="+svalue+"&sdate="+sdate;
		jQuery.ajax({
			url:url,
			type:'post',
			dataType:'html',
			async:false,
			success: function(html){
				scookie=html;
			}
		});
		return scookie;
	},
	getcookie:function(sname){
		var scookie;
		var url="/admin/inc/ajax_getcookie.asp?sname="+sname;
		jQuery.ajax({
			url:url,
			type:'post',
			dataType:'html',
			async:false,
			success: function(html){
				scookie=html;
			}
		});
		return scookie;
	},
	add_swf:function(swf,width,height,toumingdu){
		var str="";
		str='\
			<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="'+width+'" height="'+height+'">\
				<param name="movie" value="'+swf+'" />\
				<param name="quality" value="best" />\
				<param name="menu" value="false" />\
				<param name="wmode" value="'+toumingdu+'" />\
				<embed src="images/index.swf" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="'+width+'" height="'+height+'"></embed>\
			</object>\
			';
		document.write(str);
	},
	ajax_back:function(src,id){
		jQuery.ajax({
			type: "GET",
			url:src,
			datatype:"html",
			processdata:false,
			beforeSend:function(){jQuery("#"+id).html("数据加载中...")},
			success: function(value) {
				if(value!=""){
					jQuery("#"+id).html(unescape(value));
				}
			}
		});
	},
	select_who:function(id){
		var str="";
		for(var i=0;i<document.getElementsByName(id).length;i++){
			if(document.getElementsByName(id)[i].checked==true){
				str+=document.getElementsByName(id)[i].value+",";
			}
		}
		return str;
	},
	set_nocheck:function(id){
		for(var i=0;i<document.getElementsByName(id).length;i++){
			if(document.getElementsByName(id)[i].checked==true){
				document.getElementsByName(id)[i].checked=false;
			}
		}
	},
	ajax_complete:function(src){
		var str_ajax_callback="";
		jQuery.ajax({
			type: "GET",
			url:src,
			datatype:"html",
			processdata:false,
			async:false,
			success: function(value){
				if(value!=""){
					var arr=value.split("[njurst]");
					str_ajax_callback=arr;
				}
			}
		});
		return str_ajax_callback;
	},
	_ok:function(){
		return "<div class='itsok'></div>";	
	},
	copytonote:function(text){
		if (document.all){
			window.clipboardData.setData('text',text);
			alert("复制成功!");
		}else{
			alert("您的浏览器不支持剪贴板操作，请自行复制。"); 
		}
	}
});
function add_class(id,sclass){
	id.removeClass();
	id.addClass(sclass);
};
function add_html(id,html){
	id.fadeIn("slow");
	id.html(html);
};
function auto_complete(s_arr,id){
	if(s_arr){
		$jq("#"+id).autocomplete(s_arr,{
			matchContains: true,
			minChars: 0
		});
	}
}
function itsfocus(id,replacestr){
	var s=trim(id.val()).replace(replacestr,"");
	if(s==""){
		id.val("");
		id.css({
			"color":"#000"
		});
	}
};
function itsblur(id,replacestr){
	var s=trim($jq(id).val()).replace(replacestr,"");
	if(s==""){
		$jq(id).val(replacestr);
		$jq(id).css({
			"color":"#ccc"
		});
	}
};
function doZoom(num){
	$jq(".news_body").css({
		"font-size":num+"px"
	});
}