var dispNums=2;

var qArray = new Array();
var aArray = new Array();

$(document).ready(function(){
	$.ajax({
		   type:"GET",
		   url:"/faq.xml",
		   dataType:"xml",
		   success:xmlFunc
	});
});

function xmlFunc(xml){

	$(xml).find("faq").each(function(){
		var qTxt = $(this).find("question").text();
		var aTxt = $(this).find("answer").text();
		
		qArray.push(qTxt);
		aArray.push(aTxt);
	});
	
	var Nums = qArray.length;
	
	var i = Math.floor(Math.random()*Nums);
	var j = (i+Math.floor(Math.random()*(Nums-1))+1)%Nums;
	
	$("#faq").append('<li>Q. '+qArray[i]+'</li><li>A. '+aArray[i]+'</li>');
	$("#faq").append('<li>Q. '+qArray[j]+'</li><li>A. '+aArray[j]+'</li>');
	
/*
	Array.prototype.shuffle = function() {
    	var i = this.length;
		while(i){
			var j = Math.floor(Math.random()*i);
			var t = this[--i];
			this[i] = this[j];
			this[j] = t;
		}
    	return this;
	}

	qArray.shuffle();
	aArray.shuffle();

	for(i=0; i<dispNums; i++){
		$("#faq").append('<li>Ｑ. '+qArray[i]+'</li><li>Ａ. '+aArray[i]+'</li>');
	}
*/
	
}