function sort(e){
	var el = (typeof e == "string")?$('#'+e):e;
	var h1 = []; /*左边一列的开始座标*/
	var h2 = []; /*右边一列的开始座标*/
	var box = el.find("li");
	/*求和*/
	Array.prototype.sum = function (){for (var sum = i = 0; i < this.length; i++)sum += parseInt(this[i]);return sum};
	var getMin = function(){ var a = h1.sum();var b = h2.sum(); return (a<=b)?[1,a]:[2,b];}
	box.each(function(){
		var o = $(this); /*获取当前高度*/
		var h = o.outerHeight(true);
		var p = getMin();
		if(p[0] == 1){
			o.css('position', 'absolute').css('top', p[1]).css('left',0).find('.arrow').removeClass().addClass('arrow arrow-left');
			h1.push(h);
		}else if(p[0] == 2){
			o.css('position', 'absolute').css('top', p[1]).css('left','50%').find('.arrow').removeClass().addClass('arrow arrow-right');
			h2.push(h);
		}
		tmph = el.outerHeight(true);
		if( Number(tmph) < Number (p[1] + h ) ){
			el.css('height', (p[1] + h +20));
		}
	});
};
//---------------------------------
function fetchComm(){
	if(window.isFajax==true){return;}
	var page = 1;
	if(typeof window.pages=="undefined"){window.pages =1;}
	var page = window.pages;
	$.ajax({
		url:'/api/api.asp?method=cht.comment.list&sn=0&w=cht&t=E&p='+page,
		type:'GET',
		dataType:'json',
		beforeSend : function(){window.isFajax=true;},
		success:function(o){
			var content = $('#commonList ul');
			if(o.data.length){
				for(var i=0;i<o.data.length;i++){
					var Item = o.data[i];
					Str = '<li class="col-md-12"><div class="boxCont">';
					Str += '<div class="arrow"><div class="img" ></div><div class="time">'+ Item.UserName + ' said on '+Item.PostTime +'</div></div>';
					Str += '<div class="commonBody"><img src="http://data.chinahighlights.com/pic/quotation-left.png">'+ Item.commentbody +'</div></div></li>';
					content.append(Str);
				}
				window.isFajax=false;
			}else{
				window.isFajax=true;
			}
			window.pages = page+1;
			sort("commonList");
		}

	});
}

$(function(){
	$(window).resize(function(){
		sort("commonList");
	});
	$(window).scroll(function(){
		if(jQuery(window).height()+jQuery(window).scrollTop() + 300 > jQuery(document).height() ){
			fetchComm();
		}
	});
	fetchComm();
});