$.ajax({
    url: "scripts/feed.xml",
    dataType: "xml",
    success: function(responseXML){
      
	var messages = $('quote', responseXML); 
	var msgLength = messages.length;
	
	var showQuoteIdx = getRandBetween(1,msgLength);
	var i = 1;
	
	$.each(messages,function(index, value){
	    if(i == showQuoteIdx){
	      $('#quote_title').html($('title',value).text());
	      $('#quote_author').html($('author',value).text());
	      return false;
	    }
	    i++;
	});
	
	
    }
 });
 
function getRandBetween(numLow, numHigh){
 
        var adjustedHigh = (parseFloat(numHigh) - parseFloat(numLow)) + 1;
        var numRand = Math.floor(Math.random()*adjustedHigh) + parseFloat(numLow);
	return numRand;        
        
}