if (document.images) {
 var imgPath = "/power/images/"
  
 var do1 = new Image; do1.src = imgPath + "dn_overview_on.gif";
 var do0 = new Image; do0.src = imgPath + "dn_overview.gif";
 var de1 = new Image; de1.src = imgPath + "dn_env_on.gif";
 var de0 = new Image; de0.src = imgPath + "dn_env.gif";
 var df1 = new Image; df1.src = imgPath + "dn_faq_on.gif";
 var df0 = new Image; df0.src = imgPath + "dn_faq.gif";
 var dg1 = new Image; dg1.src = imgPath + "dn_getinvolved_on.gif";
 var dg0 = new Image; dg0.src = imgPath + "dn_getinvolved.gif";
 var dm1 = new Image; dm1.src = imgPath + "dn_more_on.gif";
 var dm0 = new Image; dm0.src = imgPath + "dn_more.gif";
 var dc1 = new Image; dc1.src = imgPath + "dn_contact_on.gif";
 var dc0 = new Image; dc0.src = imgPath + "dn_contact.gif";
}

//**************************************************************//

function ddoRollover(imgName, onOff) {
	if (document.images) {
	var targetObj = eval(imgName+onOff);
		if (document.images[imgName] != null && targetObj != null) {
		document.images[imgName].src = targetObj.src;
		}
	}
}