function popopen(url,name,popW,popH,scroll) {
	var winleft = (screen.width - popW) / 2;
	var winUp = (screen.height - popH) / 2;
	winPop = 'width='+popW+',height='+popH+',left='+winleft+',top='+winUp+',scrollbars='+scroll+',resizable'
	Win = window.open(url, name, winPop)
	Win.window.focus();
}

function closeWindow() {
	self.close()
}



var hold = 0;
slideT = new Array();
slideC = new Array();

function nextSlide() {
	clearTimeout ( timer );
	displayNext();
	if (hold == 0) {
	timer = setTimeout("javascript:autoSlide()", delay);
	}
}

function previousSlide() {
	clearTimeout ( timer );
	displayPrevious();
	if (hold == 0) {
	timer = setTimeout("javascript:autoSlide()", delay);
	}
}

function autoSlide() {
	displayNext();
	timer = setTimeout("javascript:autoSlide()", delay);
}

function stopSlide() {
	hold = 1;
	clearTimeout ( timer );
}

function resumeSlide() {
	hold = 0;
	nextSlide();
}

function stopResume() {
	if (hold == 0) { 
	stopSlide(); 
	}
	else { 
	resumeSlide(); 
	}
}

function slowerSlide() {
	delay = (delay * 2);
}

function fasterSlide() {
	if (delay > 200) {
	delay = (delay / 2);
	}
}

function displayNext() {
	var objectID = 'slide' + slideC;
	var object = document.getElementById(objectID);
	object.style.display = 'none';
	if (slideT == slideC) slideC = 1;
	else slideC++;
	var objectID = 'slide' + slideC;
	var object = document.getElementById(objectID);
	object.style.display = 'block';
}

function displayPrevious() {
	var objectID = 'slide' + slideC;
	var object = document.getElementById(objectID);
	object.style.display = 'none';
	if (slideC == 1) slideC = slideT;
	else slideC--;
	var objectID = 'slide' + slideC;
	var object = document.getElementById(objectID);
	object.style.display = 'block';
}

function stopResumeDisplay() {
	if (hold == 0) { 
	stopSlide(); 
	displayPlayBtn();
	}
	else { 
	resumeSlide(); 
	displayStopBtn();
	}
}

function displayStopBtn() {
	var button = document.getElementById('playStop');
	button.setAttribute("class", "slideStop"); 
	button.setAttribute("className", "slideStop");
}

function displayPlayBtn() {
	var button = document.getElementById('playStop');
	button.setAttribute("class", "slidePlay"); 
	button.setAttribute("className", "slidePlay");
}