<!--
function hlight(imgOrg,imgSwap) {
document.images[imgOrg].src = eval(imgSwap + ".src")
}
{
ex1=new Image(120,30);
ex1.src="../master_page_files/ex.gif";
ex2=new Image(120,30);
ex2.src="../master_page_files/ex_a.gif";
ex3=new Image(120,30);
ex3.src="../master_page_files/ex_d.gif";
lpg1=new Image(120,30);
lpg1.src="../master_page_files/lpg.gif";
lpg2=new Image(120,30);
lpg2.src="../master_page_files/lpg_a.gif";
lpg3=new Image(120,30);
lpg3.src="../master_page_files/lpg_d.gif";
air1=new Image(120,30);
air1.src="../master_page_files/air.gif";
air2=new Image(120,30);
air2.src="../master_page_files/air_a.gif";
air3=new Image(120,30);
air3.src="../master_page_files/air_d.gif";
li1=new Image(120,30);
li1.src="../master_page_files/li.gif";
li2=new Image(120,30);
li2.src="../master_page_files/li_a.gif";
li3=new Image(120,30);
li3.src="../master_page_files/li_d.gif";
det1=new Image(120,30);
det1.src="../master_page_files/det.gif";
det2=new Image(120,30);
det2.src="../master_page_files/det_a.gif";
det3=new Image(120,30);
det3.src="../master_page_files/det_d.gif";
cor1=new Image(120,30);
cor1.src="../master_page_files/cor.gif";
cor2=new Image(120,30);
cor2.src="../master_page_files/cor_a.gif";
cor3=new Image(120,30);
cor3.src="../master_page_files/cor_d.gif";


}
//-->