function init() {
	is = new zoo_browserCheck();
	zoo_setup();

	// these next two small blocks force a reload when someone resizes the window
	if (is.ns) {
		origWidth=innerWidth;
		origHeight=innerHeight;
		onresize=function(){
			if (innerWidth!=origWidth||innerHeight!=origHeight) location.reload()
		}
	}
	else {
		theurl = document.location;
		onresize=function() {
			document.location = theurl;
		}
	}

	var leftiracbreakdown=(getImgX('iracbreakdownicon'))-60;
	var topiracbreakdown=(getImgY('iracbreakdownicon'))+35;
	zoo_position('iracbreakdown' , leftiracbreakdown, topiracbreakdown);

	var leftexamscore=(getImgX('examscoreicon'))+30;
	var topexamscore=(getImgY('examscoreicon'))-45;
	zoo_position('examscore' , leftexamscore, topexamscore);

	var leftgraderfeedback=(getImgX('graderfeedbackicon'))+30;
	var topgraderfeedback=(getImgY('graderfeedbackicon'))-45;
	zoo_position('graderfeedback' , leftgraderfeedback, topgraderfeedback);

	var leftgradercomments=(getImgX('gradercommentsicon'))+30;
	var topgradercomments=(getImgY('gradercommentsicon'))-45;
	zoo_position('gradercomments' , leftgradercomments, topgradercomments);

	var leftannotatedanswer=(getImgX('annotatedanswericon'))+30;
	var topannotatedanswer=(getImgY('annotatedanswericon'))-20;
	zoo_position('annotatedanswer' , leftannotatedanswer, topannotatedanswer);

	var leftsampleanswer=(getImgX('sampleanswericon'))+30;
	var topsampleanswer=(getImgY('sampleanswericon'))-45;
	zoo_position('sampleanswer' , leftsampleanswer, topsampleanswer);

	// Test
	//zoo_show('iracbreakdown');
	//zoo_show('examscore');
	//zoo_show('graderfeedback');
	//zoo_show('gradercomments');
	//zoo_show('annotatedanswer');
	//zoo_show('sampleanswer');
}