var controlImgDescrip;
var controlImgSpec;
var controlImgInstall;

		function activeA ()
			{
	controlImgDescrip = document.getElementById("descrip").firstChild;
	controlImgSpec = document.getElementById("spec").firstChild;
	controlImgInstall = document.getElementById("install").firstChild;
			controlImgDescrip.style.backgroundColor="#fff";
			controlImgSpec.style.backgroundColor="#A98FBA";
			controlImgInstall.style.backgroundColor="#A98FBA";
			return true; }
		
		function activeB ()
			{
	controlImgDescrip = document.getElementById("descrip").firstChild;
	controlImgSpec = document.getElementById("spec").firstChild;
	controlImgInstall = document.getElementById("install").firstChild;
			controlImgDescrip.style.backgroundColor="#A98FBA";
			controlImgSpec.style.backgroundColor="#fff";
			controlImgInstall.style.backgroundColor="#A98FBA";
			return true; }
			
		function activeC ()
			{
	controlImgDescrip = document.getElementById("descrip").firstChild;
	controlImgSpec = document.getElementById("spec").firstChild;
	controlImgInstall = document.getElementById("install").firstChild;
			controlImgDescrip.style.backgroundColor="#A98FBA";
			controlImgSpec.style.backgroundColor="#A98FBA";
			controlImgInstall.style.backgroundColor="#fff";
			return true; }