// JavaScript Document

//ALLOWS EXTERNAL LINKS TO BE OPENED IN A NEW WINDOW WITHOUT THE USE OF TARGET ATTRIBUTE
//LOOPS THROUGH LINKS ON PAGE FINDS EXTERNAL LINKS AND ADDS TARGET//
function externalLinks() {
	//SETS DOMAIN OF SITE
	var domainName=document.domain;
	
	//FIND ALL LINKS ON THE CURRENT PAGE
	var externalLinks=document.getElementsByTagName("a");
	//LOOP THROUGH LINKS ARRAY
	for(var i=0; i<externalLinks.length; i++) {
		//GETS CONTENT OF 'HREF' ATTRIBUTE ON CLICKED LINK
		var attribute=externalLinks[i].getAttribute("href");
		
		//GET VALUE http IN 'HREF' **FOR MOZILLA&&
		var contains_http=attribute.indexOf("http");
		
		//GET VALUE domainName **FOR IE**
		var contains_domain=attribute.indexOf(domainName);
		
		//DOES CONTAIN AN 'http' OR DOES NOT CONTAIN domainName
		if(contains_http>-1 && contains_domain==-1) {
			//SET NEW ATTRIBUTE ON LINK
			externalLinks[i].setAttribute("target", "_blank");
		}
		
	}
	
}

//EXECUTES ONLOAD FUNCTIONS
function loadfunctions() {
	externalLinks();
}

function showQuestion(question_id) {
	
	var question = document.getElementById('question_'+question_id);
	var answer = document.getElementById('answer_'+question_id);
	
	if(answer !== null) { 
	
		if(answer.style.display == "block") { 
			
			answer.style.display = "none";
		
		} else { 
		
			answer.style.display = "block";
		
		}
	
	}
	
}

//LOADS IN MULTIPLE FUNCTIONS ONLOAD
window.onload=loadfunctions;