if (document.images) 
{
                
  homeOff = new Image
  prodOff = new Image
  
  homeOn = new Image
  prodOn = new Image
  
  homeOff.src="images/menu_home_b.gif"
  prodOff.src="images/menu_products_b.gif"
  
  homeOn.src="images/menu_home.gif"
  prodOn.src="images/menu_products.gif"

  pic1Off = new Image
  pic2Off = new Image
  pic3Off = new Image

  pic1On = new Image
  pic2On = new Image
  pic3On = new Image

  pic1Off.src="images/pic1.gif"
  pic2Off.src="images/pic2.gif"
  pic3Off.src="images/pic3.gif"

  pic1On.src="images/pic1_m.gif"
  pic2On.src="images/pic2_m.gif"
  pic3On.src="images/pic3_m.gif"

  pic2_1 = new Image
  pic2_2 = new Image

  pic3_1 = new Image
  pic3_2 = new Image
  pic3_3 = new Image

  pic4_1 = new Image
  pic4_2 = new Image
  pic4_3 = new Image
  pic4_4 = new Image

  pic2_1.src="images/pic2_1.gif"
  pic2_2.src="images/pic2_2.gif"

  pic3_1.src="images/pic3_1.gif"
  pic3_2.src="images/pic3_2.gif"
  pic3_3.src="images/pic3_3.gif"

  pic4_1.src="images/pic4_1.gif"
  pic4_2.src="images/pic4_2.gif"
  pic4_3.src="images/pic4_3.gif"
  pic4_4.src="images/pic4_4.gif"
}

        
function chgImg(imgField,newImg) 
{
  if (document.images) 
  {
  document[imgField].src= eval(newImg + ".src")
  }
}

function setPic(picField,newPic,imgField,newImg) 
{
  if (document.images) 
  {
  document[picField].src= eval(newPic + ".src")
  document[imgField].src= eval(newImg + ".src")
  }
}
        

function displayhelp (tag) 
{
  link = tag;
  var glossary = window.open(link,'glossary','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=460,height=400,screenX=10,screenY=10');
  glossary = window.open(link,'glossary','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=300,height=400,screenX=10,screenY=10');
  glossary.focus();
  if (glossary != null) { glossary.opener = self;}  
}