function isIE () {
	return( navigator.userAgent && navigator.userAgent.indexOf("MSIE") >= 0 );
}

function openDiv (iDivNumber) {
	if (isIE()) {
		var divsrc = eval('window.layer' + iDivNumber + 'd');
		var imgsrc = eval('window.layer' + iDivNumber + 'i');
		if (divsrc.className == 'dynhide') {
			divsrc.className = 'dynshow';
//			imgsrc.src = open.src;
		} else {
			divsrc.className = 'dynhide';
//			imgsrc.src = close.src;
		}
	}
}