var arrSwapImages = new Array(8);
var arrSwapImagesOver = new Array(8);
var iIndex;

	//Pre-load the department bar item images.
	for (iIndex = 0; iIndex < arrSwapImages.length; iIndex++) {
		arrSwapImages[iIndex] = new Image();
		arrSwapImages[iIndex].src = 'images/website/panel_page_header/swap_image_' + (iIndex + 1) + '.gif';
		arrSwapImagesOver[iIndex] = new Image();
		arrSwapImagesOver[iIndex].src = 'images/website/panel_page_header/swap_image_over_' + (iIndex + 1) + '.gif';
	}

 	if (iSelectedDepartment != 0) 
		window.document.getElementById('Swap' + iSelectedDepartment).src = arrSwapImagesOver[iSelectedDepartment - 1].src;

	function DrawDeptItem(ev) {
		var currElm = (ev.srcElement ? ev.srcElement : ev.target);
				
		if (currElm.id.indexOf(iSelectedDepartment) == -1) {
			if (currElm.src.indexOf('_over') == -1) 
				currElm.src = arrSwapImagesOver[currElm.id.slice(currElm.id.length -1)-1].src
			else
				currElm.src = arrSwapImages[currElm.id.slice(currElm.id.length -1)-1].src;
		}
	}