var preload = new Array();

function preloadPortfolioImages(title,number) {
}

function centerSwap(newsrc) {
	//var img = new Image();
	var source = newsrc.split('thm');
	//img.src = source[0] + 'lrg' + source[1];
	
	var oldImg = document.getElementById('center-pic');
	var oldExtent = { x: oldImg.width, y: oldImg.height };
	oldImg.src = '../../images/transparent.gif';
	oldImg.width = oldExtent.x;
	oldImg.height = oldExtent.y;
	
	var newImg = document.createElement('img');
	newImg.id = oldImg.id;
	newImg.onload = function(){	
		oldImg.parentNode.replaceChild(newImg, oldImg);
	}
	newImg.src = source[0] + 'lrg' + source[1];
}