function popUp(URL,width,height) {
	day = new Date();
	id = day.getTime();

	var winLeft = (screen.width - width) / 2;
	var winUp = (screen.height - height) / 2;

	eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width='+width+',height='+height+',left='+winLeft+',top='+winUp);");
}


function contact_by_mail(user, domain, suffix, content) 
{
	if (!content)
	{
		document.write('<a href="' + 'mailto:' + user + '@' + domain + '.' + suffix + '">' + user + '@' + domain + '.' + suffix + '</a>');
	} else
	{
		document.write('<a href="' + 'mailto:' + user + '@' + domain + '.' + suffix + '">' + content + '</a>');
	}
	return true;
}


var interval;
var scrollTo;
var objDiv;
var objDivHeight;
var currentYPos;
var contentHeight;
var numPages;
function moveToPage(layerId, direction)
{
	if (interval == undefined)
	{
		objDiv = document.getElementById(layerId);
		objDivHeight = objDiv.offsetHeight;
		
		// Get current scrollTop position
		currentYPos = objDiv.scrollTop;

		// Get total height of content
		objDiv.style.height = "auto";
		contentHeight = objDiv.offsetHeight;
		objDiv.style.height = objDivHeight + "px";
		
		// Get number of pages
		numPages = Math.ceil(contentHeight/objDivHeight);

		// Get current page
		var currentPage = Math.ceil(currentYPos/objDivHeight)+1;
		
		// Move page
		if (currentPage<numPages && direction == 1)
		{
			//objDiv.scrollTop = currentYPos + objDivHeight;
			scrollTo = (currentYPos + objDivHeight-16);
			interval = window.setInterval("doScroll(1)", 10);
		} else
		if (currentPage>1 && direction == -1)
		{
			//objDiv.scrollTop = currentYPos - objDivHeight;
			scrollTo = (currentYPos - objDivHeight+16);
			interval = window.setInterval("doScroll(-1)", 10);
		} else
		{
			// Reset the scrollTop to the current position (otherwise resizing the div for content height will cause it to move back to the top in IE)
			objDiv.scrollTop = currentYPos;
		}
		
		// Update page text
		document.getElementById('jsPageNr').innerHTML = "Pagina " + (Math.ceil(objDiv.scrollTop/objDivHeight)+1) + "/" + numPages;
		
		// Hide pageSelection if only one page
		if (numPages > 1)
		{
			document.getElementById("jsPageScroll").style.display = "block";
		}
	}
}

function doScroll(direction)
{
	objDiv.scrollTop = currentYPos + (direction*15);
	currentYPos = objDiv.scrollTop;

	// Update page text
	document.getElementById('jsPageNr').innerHTML = "Pagina " + (Math.ceil(objDiv.scrollTop/objDivHeight)+1) + "/" + numPages;
	
	if ((objDiv.scrollTop >= scrollTo && direction == 1) ||
		(objDiv.scrollTop <= scrollTo && direction == -1) ||
		(objDiv.scrollTop>=(contentHeight-objDivHeight) && direction == 1) ||
		(objDiv.scrollTop<=0 && direction == -1)
		)
	{
		window.clearInterval(interval);
		interval = undefined;
	}
}