function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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


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


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

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		pre_BT_SVCS_over = newImage('images/BT-SVCS-over.gif');
		pre_BT_ABT_over = newImage('images/BT-ABT-over.gif');
		pre_BT_PUBL_over = newImage('images/BT-PUBL-over.gif');
		pre_BT_EVNT_over = newImage('images/BT-EVNT-over.gif');
		pre_BT_PRES_over = newImage('images/BT-PRES-over.gif');
		pre_BT_LINK_over = newImage('images/BT-LINK-over.gif');
		pre_BT_CONTACT_over = newImage('images/BT-CONTACT-over.gif');
		preloadFlag = true;
	}
}