function imgOn(imgName) 
        {       
                if (document.images) {
                        document["Blank"].src = eval(imgName + "txt.src"); 
                        document["NoLine"].src = eval(imgName + "line.src");       
                }
        }
        
function imgOff(imgName) {        
                if (document.images) {
                    document["Blank"].src = "images/blank.gif";
                    document["NoLine"].src = "images/NoLine.gif";       
                }
        }
function swapOn(Name){
		if (document.images) {
		    document["Blank"].src = eval(Name + ".src");
		    document["Zip"].src = "images/zip-up.gif";
		}
	}
function swapOff(Name){
		if (document.images) {
		    document["Blank"].src = "images/blank.gif";
		    document["Zip"].src = "images/zip-off.gif";
		 }
	}

if (document.images) {
  Blank = new Image();
  Blank.src="images/blank.gif";
  
  Zip = new Image();
  Zip.src="images/zip-off.gif";
  
  ASHI = new Image();
  ASHI.src="images/ASHI.gif";
  
  IAEI = new Image();
  IAEI.src="images/IAEI.gif";
  
  BOCA = new Image();
  BOCA.src="images/BOCA.gif";
  
  ICBO = new Image();
  ICBO.src="images/ICBO.gif";
  
  AARST = new Image();
  AARST.src="images/AARST.gif";
  
  NRSB = new Image();
  NRSB.src="images/NRSB.gif";
  
  NEHA = new Image();
  NEHA.src="images/NEHA.gif";
  
  AAABOR = new Image();
  AAABOR.src="images/AAABOR.gif";
  
  LAR = new Image();
  LAR.src="images/LAR.gif";
  
  NoLine = new Image();
  NoLine.src="images/NoLine.gif";
  
  Astxt = new Image();
  Astxt.src="images/as-txt.gif";
  Asline = new Image();
  Asline.src="images/As-line.gif";
  
  Radontxt = new Image();
  Radontxt.src="images/radon-txt.gif";
  Radonline = new Image();
  Radonline.src="images/radon-line.gif";

  Abouttxt = new Image();
  Abouttxt.src="images/about-txt.gif";
  Aboutline = new Image();
  Aboutline.src="images/about-line.gif";

  Welltxt = new Image();
  Welltxt.src="images/well-txt.gif";
  Wellline = new Image();
  Wellline.src="images/well-line.gif";

  Feetxt = new Image();
  Feetxt.src="images/fee-txt.gif";
  Feeline = new Image();
  Feeline.src="images/fee-line.gif";

  Emailtxt = new Image();
  Emailtxt.src="images/email-txt.gif";
  Emailline = new Image();
  Emailline.src="images/email-line.gif";

  Whytxt = new Image();
  Whytxt.src="images/why-txt.gif";
  Whyline = new Image();
  Whyline.src="images/why-line.gif";
    
  }