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

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		competences_up_01_over = newImage("images/competences-up_01-over.gif");
		preloadFlag = true;
	}
}

function show()
{
	y = 100;
	for (i=1; i<11; i++)
	{
		text = "text" + i;
		obj = document.getElementById(text);
		obj.style.top = y + "px";
		obj.style.left = "50%";
		obj.style.display = "block";
		y += 50;
	}
}