$(document).ready(function(){
	var randNum = Math.floor(Math.random()*16);				//generate random number between 0 and 15
	var theFile = "/factoids/factoid"+randNum+'.html';		//create file name "/factoids/factoid[0-15].html
	$('#factoid').load(theFile, setLinks);					//load the html file into the div with id="factoid"
});


function setLinks(){
   $('a[@rel*="external"]').attr({
      'target': '_blank',
      'title': 'this link opens in a new window'
   }).addClass('exlink').append(" <img src='/images/Icon_External_Link.png' alt='external link icon' />");
	
   $('a[@href$=".pdf"]').attr({
      'title': 'this file downloads in the PDF format'
   }).addClass('pdflink');
	
   $('a[@href$=".PDF"]').attr({
      'title': 'this file downloads in the PDF format'
   }).addClass('pdflink');
	
   $('a[@href^="mailto:"]:not(.cta, .action)').attr({
      'title': 'this link opens in your default email program'
   }).append(" <img src='/images/Icon_Link_E-Mail.png' alt='email icon' />");
	
   $('#mainContent a[@href^="mailto:"]').addClass('mailto');
}