function init(answerElementName) {
	var answers = getElementsByClass(answerElementName);
	
	for(var i = 0; i < answers.length; i++) {
		answers[i].style.display = "none";
	}
}

function getElementsByClass(className) {
	var allTags = document.getElementsByTagName("*");
	var targetTags = new Array();
	var appName = navigator.appName;
	var appVersion = navigator.appVersion;
	
	if(appName.indexOf("Microsoft") > -1 && appVersion.indexOf("MSIE 5") > -1) {
		for(var i = 0; i < document.all.length; i++) {
			if(document.all(i).className == className) {
				targetTags[targetTags.length] = document.all(i);
			}
		}
	}
	else {
		
		for(var i = 0; i < allTags.length; i++) {
			if(allTags[i].className == className) {
				targetTags.push(allTags[i]);
			}
		}
	}
	
	return targetTags;
}

function flipAnswer(targetElementId) {
	var targetObject = document.getElementById(targetElementId);
	
	if(targetObject.style.display == "block") {
		targetObject.style.display = "none";
	}
	else {
		targetObject.style.display = "block";
	}
}

function qaload(){
init('answer')
}

window.onload = qaload;