function activityEvent(){

}
activityEvent.prototype.init = function(){alert(6)
	
}
//动态对象评论失去焦点
activityEvent.prototype.blur_comment = function(act_id){
	var txtObj = $('#reply_text_'+act_id);
	if($.trim(txtObj.val()) == ''){
		txtObj.attr('value','回复我的想法');
		txtObj.css('color','#CCCCCC');
	}
}
//动态对象评论获取焦点
activityEvent.prototype.focus_comment = function(act_id){
	var txtObj = $('#reply_text_'+act_id);
	txtObj.attr('value','');
	txtObj.css('color','#3a3a3a');
}
//添加动态对象评论
activityEvent.prototype.add_comment = function(act_id){
	var txtObj = $('#reply_text_'+act_id);
	var replyListObj = $('#reply_cmt_'+ act_id);
	var content = $.trim(txtObj.val());
	if(content == '回复我的想法'){
		$.alertMsg('提示','请写评论内容!');
		return;
	}
	txtObj.attr('value','');
	$.post('/comment/activity/add_comment/',{act_id:act_id,content:content},function(data){
		if(data != 'error'){
			var objs = $('.cmt-item-'+act_id);
			//replyListObj.append(data);
			if( objs.length >0)
				$(data).insertBefore(objs[0]);
			else
				replyListObj.append(data);
			var num = objs.length+1;
			$('#item_cmt_num_'+act_id).empty().append("评论("+num+")");
			$('#reply_control_'+act_id).empty().append("全部("+num+")条评论");
		}
	});
}
//删除动态对象评论
activityEvent.prototype.del_comment = function(act_id){alert(act_id)
	
}
//获取动态对象评论
activityEvent.prototype.get_comment = function(act_id){alert(act_id)
	
}
//动态对象评论收起展开
activityEvent.prototype.switch_comment = function(act_id){
	var objs = $('.cmt-item-'+act_id);
	var reply_control = $('#reply_control_'+act_id);
	var cmt_text = $.trim(reply_control.html());
	if( cmt_text== "收起")
		reply_control.empty().append("全部"+objs.length+"条评论");
	else
		reply_control.empty().append("收起");
	$.each(objs, function(n){
		if( n > 1){
			if( cmt_text == "收起")
				$(this).slideUp();
			else
				$(this).slideDown();
		}
	});
}
//展开折垒动态对象评论
activityEvent.prototype.expand_comment = function(act_id){
	//显示前两条，其他评论隐藏
	var objs = $('.cmt-item-'+act_id);
	var reply_control = $('#reply_control_'+act_id);
	reply_control.empty().append("全部"+objs.length+"条评论");
	$.each(objs, function(n){
	
		if( n > 1)
			$(this).hide();
		
	});
	//展开折叠整个评论
	var cmtObj = $("#reply_" + act_id);
	if(cmtObj.css('display') == 'none')
		cmtObj.slideDown('slow');
	else
		cmtObj.slideUp('slow');
}
var activityEvent;//动态事件对象
$(function(){
	activityEvent = new activityEvent();
})