var modulSwitcherBlocks = new Array();
var modulSwitchCurrent = new Array();
var nextModulSwitcherBlock = 0;
function initModulSwitcherBlock(a)
{
	modulSwitcherBlocks[nextModulSwitcherBlock] = a;
	modulSwitchCurrent[nextModulSwitcherBlock] = a.length-1;
	window.setTimeout('showNextModulSwitchBlock(' + nextModulSwitcherBlock + ')', 1);
	nextModulSwitcherBlock++;
}

function showNextModulSwitchBlock(block)
{
	var i = modulSwitchCurrent[block];
	var a = modulSwitcherBlocks[block];
	var oldD = document.getElementById(a[i]);
	oldD.style.display = 'none';
	i = (i+1) % a.length;
	var newD = document.getElementById(a[i]);
	newD.style.display = 'block';
	modulSwitchCurrent[block] = i;
	window.setTimeout('showNextModulSwitchBlock(' + block + ')', 5000);
}