function roundNumber(rnum, rlength) 
{ 
  var newnumber = Math.round(rnum*Math.pow(10,rlength))/Math.pow(10,rlength);
	return newnumber;
}


function transition()
{
	window.document.getElementById('blocksBlue').style.opacity="1";
	window.document.getElementById("blocksGreen").style.opacity="1";
	window.document.getElementById('blocksBlue1').style.opacity="0";
	window.document.getElementById("blocksGreen1").style.opacity="0";
	
	setTimeout("transition2();",50);
	
	
}

function transition2()
{
	var opacBlue=window.document.getElementById("blocksBlue").style.opacity;
	opacBlue=parseFloat(opacBlue)-parseFloat(0.05);
	opacBlue=roundNumber(opacBlue, 2);
	
	var opacBlue1=window.document.getElementById("blocksBlue1").style.opacity;
	opacBlue1=parseFloat(opacBlue1)+parseFloat(0.05);
	opacBlue1=roundNumber(opacBlue1, 2);
	
	
	
	window.document.getElementById('blocksBlue').style.opacity=opacBlue;
	window.document.getElementById('blocksBlue1').style.opacity=opacBlue1;

	if(opacBlue>0)
	{
		setTimeout("transition2();", 100);
	}
	
	if(opacBlue==0)
	{
		setTimeout("transition3();", 100);
	}
	
	
	
}

function transition3()
{
	var opacBlue=window.document.getElementById("blocksBlue").style.opacity;
	opacBlue=parseFloat(opacBlue)+parseFloat(0.05);
	opacBlue=roundNumber(opacBlue, 2);
	
	var opacBlue1=window.document.getElementById("blocksBlue1").style.opacity;
	opacBlue1=parseFloat(opacBlue1)-parseFloat(0.05);
	opacBlue1=roundNumber(opacBlue1, 2);
	
	
	
	window.document.getElementById('blocksBlue').style.opacity=opacBlue;
	window.document.getElementById('blocksBlue1').style.opacity=opacBlue1;

	if(opacBlue<1)
	{
		setTimeout("transition3();", 100);
	}
	
	if(opacBlue==1)
	{
		setTimeout("transition4();", 100);
	}
	
	
}

function transition4()
{
	var opacGreen=window.document.getElementById("blocksGreen").style.opacity;
	opacGreen=parseFloat(opacGreen)-parseFloat(0.05);
	opacGreen=roundNumber(opacGreen,2);
	
	var opacGreen1=window.document.getElementById("blocksGreen1").style.opacity;
	opacGreen1=parseFloat(opacGreen1)+parseFloat(0.05);
	opacGreen1=roundNumber(opacGreen1,2);
	
	
	window.document.getElementById("blocksGreen").style.opacity=opacGreen;
	window.document.getElementById("blocksGreen1").style.opacity=opacGreen1;

	if(opacGreen>0)
	{
		setTimeout("transition4();", 100);
	}
	if(opacGreen==0)
	{
		setTimeout("transition5();", 100);
	}
	
	
}

function transition5()
{
	var opacGreen=window.document.getElementById("blocksGreen").style.opacity;
	opacGreen=parseFloat(opacGreen)+parseFloat(0.05);
	opacGreen=roundNumber(opacGreen,2);
	
	var opacGreen1=window.document.getElementById("blocksGreen1").style.opacity;
	opacGreen1=parseFloat(opacGreen1)-parseFloat(0.05);
	opacGreen1=roundNumber(opacGreen1,2);
	
	
	window.document.getElementById("blocksGreen").style.opacity=opacGreen;
	window.document.getElementById("blocksGreen1").style.opacity=opacGreen1;

	if(opacGreen<1)
	{
		setTimeout("transition5();", 100);
	}
	if(opacGreen==1)
	{
		setTimeout("transition();", 50);
	}
	
	
}