function resetColumn1()
{
    document.image_2_1.src="images/nav01_des0.jpg";
    document.image_3_1.src="images/nav01_menu.gif";
}

function lightColumn1(itemNumber)
{
    document.image_2_1.src="images/nav01_des"+itemNumber+".gif";
    document.image_3_1.src="images/nav01_menu_red.gif";
}

function resetColumn2()
{
    document.image_2_2.src="images/nav02_des0.jpg";
    document.image_3_2.src="images/nav02_menu.gif";
}

function lightColumn2(itemNumber)
{
    document.image_2_2.src="images/nav02_des"+itemNumber+".gif";
    document.image_3_2.src="images/nav02_menu_red.gif";
}

function resetColumn3()
{
    document.image_2_3.src="images/nav03_des0.jpg";
    document.image_3_3.src="images/nav03_menu.gif";
}

function lightColumn3(itemNumber)
{
    document.image_2_3.src="images/nav03_des"+itemNumber+".gif";
    document.image_3_3.src="images/nav03_menu_red.gif";
}

function popWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}