var concerned_NewnaiNum = 0;
function addToConcerned(newnaiNum, fn){
	concerned_NewnaiNum = newnaiNum;
	var data = "newnaiNum=" + newnaiNum;
	var opt = {
		success:function (o) {
			var result = o.responseText;
			if(result == "be_concerned"){
				alert("您已经关注了该片友了！");
			}else if (result == "ajax_failure") {
				alert("关注失败！");
			} else {
				alert("关注成功！");
				if(fn)fn(1);
			}
		}, failure:function (o) {
			window.alert("\u5bf9\u4e0d\u8d77\uff0c\u670d\u52a1\u5668\u6b63\u5fd9\uff0c\u8bf7\u7a0d\u540e\u91cd\u8bd5\uff01");
	}};
	YAHOO.util.Connect.asyncRequest("POST", "userConcerned.do?method=addConcerned", opt, data);	
}

function removeConcerned(newnaiNum, fn){
	concerned_NewnaiNum = newnaiNum;
	var data = "newnaiNum=" + newnaiNum;
	var opt = {
		success:function (o) {
			var result = o.responseText;
			if (result == "ajax_failure") {
				alert("取消关注失败！");
			} else {
				alert("取消关注成功！");
				if(fn)fn(0);
			}
		}, failure:function (o) {
			window.alert("\u5bf9\u4e0d\u8d77\uff0c\u670d\u52a1\u5668\u6b63\u5fd9\uff0c\u8bf7\u7a0d\u540e\u91cd\u8bd5\uff01");
	}};
	YAHOO.util.Connect.asyncRequest("POST", "userConcerned.do?method=removeConcerned", opt, data);	
}

function beConcerned(type){
	var a = YAHOO.util.Dom.get("concerned_NewnaiNum_" + concerned_NewnaiNum);
	if(type==1){
		YAHOO.util.Dom.addClass(a, "has-attention");
		a.title = "我已经关注了Ta";
		a.onclick = new Function("void(0)");
	}else{
		a.title = "我要关注Ta";
		a.onclick = new Function("addToConcerned('"+concerned_NewnaiNum+"',beConcerned)");
		YAHOO.util.Dom.removeClass(a, "has-attention");
	}
}

function photoView(type){
	if(type==1){
		var a = YAHOO.util.Dom.getElementsByClassName("attention-btn", "A");
		if(a.length > 0){
			YAHOO.util.Dom.addClass(a, "has-attention");
			a[0].title = "我已经关注了Ta";
			a[0].onclick = new Function("void(0)");
		}
	}else{
		var a = YAHOO.util.Dom.getElementsByClassName("attention-btn has-attention", "A");
		if(a.length > 0){
			a[0].title = "我要关注Ta";
			a[0].onclick = new Function("addToConcerned('"+concerned_NewnaiNum+"',photoView)");
			YAHOO.util.Dom.removeClass(a, "has-attention");
		}
	}
}

function userThingsGuide(type){
	var a = YAHOO.util.Dom.get("guide_Concerned");
	if(type==1){
		a.innerHTML = "取消关注Ta";
		a.onclick = new Function("removeConcerned('"+concerned_NewnaiNum+"',userThingsGuide)");
		YAHOO.util.Dom.removeClass(a, "stare");
		YAHOO.util.Dom.setStyle(a, "color", "");
	}else{
		a.innerHTML = "我要关注Ta";
		a.onclick = new Function("addToConcerned('"+concerned_NewnaiNum+"',userThingsGuide)");
		YAHOO.util.Dom.addClass(a, "stare");
		YAHOO.util.Dom.setStyle(a, "color", "#6B9F1F");
	}
}