function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesArray(array) {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<array.length; i+=2) {
			document[array[i]].src = array[i+1];
		}
	}
}

function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function toggleImages() {
	for (var i=0; i<toggleImages.arguments.length; i+=2) {
		if (selectedQuestion == toggleImages.arguments[i])      changeImagesArray(toggleImages.arguments[i+1]);
	}
}

var selectedQuestion = '';
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		faq_q1_over = newImage("../images/about/faq/faq_q1-over.gif");
		faq_q2_over = newImage("../images/about/faq/faq_q2-over.gif");
		faq_q3_over = newImage("../images/about/faq/faq_q3-over.gif");
		faq_q4_over = newImage("../images/about/faq/faq_q4-over.gif");
		faq_q5_over = newImage("../images/about/faq/faq_q5-over.gif");
		faq_q6_over = newImage("../images/about/faq/faq_q6-over.gif");
		faq_q7_over = newImage("../images/about/faq/faq_q7-over.gif");
		faq_q8_over = newImage("../images/about/faq/faq_q8-over.gif");
		faq_q9_over = newImage("../images/about/faq/faq_q9-over.gif");
		faq_q10_over = newImage("../images/about/faq/faq_q10-over.gif");
		faq_q11_over = newImage("../images/about/faq/faq_q11-over.gif");
		faq_q12_over = newImage("../images/about/faq/faq_q12-over.gif");
		faq_q13_over = newImage("../images/about/faq/faq_q13-over.gif");
		faq_q14_over = newImage("../images/about/faq/faq_q14-over.gif");
		faq_q15_over = newImage("../images/about/faq/faq_q15-over.gif");
		preloadFlag = true;
	}
}