function isMSIE() {
	if(navigator.appName=="Microsoft Internet Explorer") {
        return true; 
        } else {
        return false;
        }
	}
	
function NextSlide(array_name, slide_num) {
	
	new Effect.Fade(array_name[slide_num], { duration:1, from:1.0, to:0.0 });
	slide_num++;
	if (slide_num > array_name.length-1) slide_num = 0;
		new Effect.Appear(array_name[slide_num], { duration:1, from:0.0, to:1.0 });
	return slide_num;
}


function hideDIV(d) { document.getElementById(d).style.display = "none"; }
function displayDIV(d) { document.getElementById(d).style.display = "block"; }