function loadArrows() {
	arrowLeft = new Image();
	arrowLeft.src = '../images/utility_images/arrow_left.gif';
	arrowRight = new Image();
	arrowRight.src = '../images/utility_images/arrow_right.gif';
	arrowLeftDown = new Image();
	arrowLeftDown.src = '../images/utility_images/arrow_left_down.gif';
	arrowRightDown = new Image();
	arrowRightDown.src = '../images/utility_images/arrow_right_down.gif';
} // end function loadArrows

function leftArrowUp() {
	arrowLeftObj = document.getElementById('arrow_left');
	arrowLeftObj.src = arrowLeft.src;
} // end function leftArrowUp

function rightArrowUp() {
	arrowRightObj = document.getElementById('arrow_right');
	arrowRightObj.src = arrowRight.src;
} // end function rightArrowUp

function leftArrowDown() {
	arrowLeftObj = document.getElementById('arrow_left');
	arrowLeftObj.src = arrowLeftDown.src;
} // end function leftArrowDown

function rightArrowDown() {
	arrowRightObj = document.getElementById('arrow_right');
	arrowRightObj.src = arrowRightDown.src;
} // end function rightArrowDown

function backPage() {
	window.location = '../event_page_inc.php?inc=-1';
} // end function backPage

function forwardPage() {
	window.location = '../event_page_inc.php?inc=1';
} // end function forwardPage

function addListenersEvents() {
	loadArrows();
	var arrowLeftObj = document.getElementById('arrow_left_link');
	addEvent(arrowLeftObj, 'mousedown', leftArrowDown, false);
	addEvent(arrowLeftObj, 'mouseup', leftArrowUp, false);
	addEvent(arrowLeftObj, 'click', backPage, false);
	var arrowRightObj = document.getElementById('arrow_right_link');
	addEvent(arrowRightObj, 'mousedown', rightArrowDown, false);
	addEvent(arrowRightObj, 'mouseup', rightArrowUp, false);
	addEvent(arrowRightObj, 'click', forwardPage, false);
} // end function addListenersSearchResult

addEvent (window, 'load', addListenersEvents, false);