function getCommentsHTML(pageNo){

	var nowUrl = document.URL;
	nowUrl = nowUrl.indexOf("#") > 0 ? nowUrl.split("#")[0] : nowUrl;
	nowUrl = nowUrl.slice(-1) == '/' ? nowUrl.substring(0,nowUrl.length-1) : nowUrl;

	var targetContest = '';
	if (nowUrl.split("/")[3]=='contest'){
		targetContest = nowUrl.split("/")[4];
	}

	var url = '/comment_list/'+pageNo;
	$.ajax({
		url: url,
		type: 'GET',
		data:"page="+pageNo+'&targetContest='+targetContest,
		cache: false,
		dataType: 'html',
		error: function(req,text){},
		success: function(html){
			$("#jack-comment-list-block").html(html);
		},
		complete : function(){}
	});
}