nav1 = new Image();
nav1.src = "images/pageElements/nav1_on.gif";
nav2 = new Image();
nav2.src = "images/pageElements/nav2_on.gif";
nav3 = new Image();
nav3.src = "images/pageElements/nav3_on.gif";
nav4 = new Image();
nav4.src = "images/pageElements/nav4_on.gif";
nav5 = new Image();
nav5.src = "images/pageElements/nav5_on.gif";
nav6 = new Image();
nav6.src = "images/pageElements/nav6_on.gif";
nav7 = new Image();
nav7.src = "images/pageElements/nav7_on.gif";
nav8 = new Image();
nav8.src = "images/pageElements/nav8_on.gif";
nav9 = new Image();
nav9.src = "images/pageElements/nav9_on.gif";
nav10 = new Image();
nav10.src = "images/pageElements/nav10_on.gif";
nav11 = new Image();
nav11.src = "images/pageElements/nav11_on.gif";
nav12 = new Image();
nav12.src = "images/pageElements/nav12_on.gif";
nav13 = new Image();
nav13.src = "images/pageElements/nav13_on.gif";
nav14 = new Image();
nav14.src = "images/pageElements/nav14_on.gif";
nav15 = new Image();
nav15.src = "images/pageElements/nav15_on.gif";
nav16 = new Image();
nav16.src = "images/pageElements/nav16_on.gif";
nav17 = new Image();
nav17.src = "images/pageElements/nav17_on.gif";
nav18 = new Image();
nav18.src = "images/pageElements/nav18_on.gif";
nav19 = new Image();
nav19.src = "images/pageElements/nav19_on.gif";
nav20 = new Image();
nav20.src = "images/pageElements/nav20_on.gif";

mapbtn = new Image();
mapbtn.src = "images/mapbtn_on.gif";<!-- 

 -->