function modneg(x,y) {
		return x-Math.floor(x/y)*y;
	}
	var r = 250;
	var g = 253;
	var b = 250;
	function fadein(id) {
		document.getElementById(id).style.visibility = "visible";
		document.getElementById(id).style.color="rgb(" + r + "," + g + "," + b + ")";
		r -= 16
		g -= 10
		b -= 16
		if(r>0)
		setTimeout("fadein('"+id+"')", 80);
	}
	function fadeout(id) {
		document.getElementById(id).style.visibility = "visible";
		document.getElementById(id).style.color="rgb(" + r + "," + g + "," + b + ")";
		r += 8
		g += 8
		b += 8
		if(r<255)
		setTimeout("fadeout('"+id+"')", 40);
	}
	function golight(id) {
		document.getElementById(id).style.visibility = "visible";
		document.getElementById(id).style.color="rgb(250,253,250)";
		r = 250
		g = 253
		b = 250
	}

	var testimonial = new Array()
	testimonial[0]= "\"We built a home almost 2 years ago using Felix Marti and his building system of Styrofoam blocks filled with concrete and reinforced with rebar.  The comfort level of the home is far better than any home we have ever lived in, and we have built 3 other custom homes over the last 20 years.\"<br><div style=\"text-align: right; \">Alan and Mary Stapleton</div>"
	testimonial[1]= "\"This was our first experience with a foam block system. We have built other houses starting with log and stone and conventional materials. This home outperforms any of our other efforts by miles. Last winter our propane bill was $250.\"<br><div style=\"text-align: right; \">Carl and Cindy Roberts</div>"
	testimonial[2]= "\"From the planning and estimating stages right through to installation, Felix supported his product 100%.\"<br><div style=\"text-align: right; \">Brad L. Wallis</div>"
	var a=0;
	function display(id) {
		golight(id);
		a=modneg(a+1,3);
		document.getElementById('testimonial').innerHTML=testimonial[a]
		fadein(id);
		setTimeout("display('"+id+"')",10000)
	}