<!-- hide JavaScript code from browsers that are not JavaScript enabled
if (document.images) { // if browser supports images
//Preload our images

        navrecp=new Image(58,12);
        navrecp.src="../img/navrecp.gif";
        navartp=new Image(54,12);
        navartp.src="../img/navartp.gif";
        navlabp=new Image(38,12);
        navlabp.src="../img/navlabp.gif";
        navmerp=new Image(45,12);
        navmerp.src="../img/navmerp.gif";
        
        navmailp=new Image(57,9);
        navmailp.src="../img/navmailp.gif";
        navlinp=new Image(72,9);
        navlinp.src="../img/navlinp.gif";
        navimpp=new Image(43,9);
        navimpp.src="../img/navimpp.gif";
        navimp2p=new Image(59,9);
        navimp2p.src="../img/navimp2p.gif";
        navgerp=new Image(62,9);
        navgerp.src="../img/navgerp.gif";
        navengp=new Image(63,9);
        navengrp.src="../img/navengp.gif";

	homerecp=new Image(131,108);
        homerecp.src="../img/homerecp.gif";

        navlab1p=new Image(98,29);
        navlab1p.src="../img/navlab1p.gif";
        navlab2p=new Image(98,20);
        navlab2p.src="../img/navlab2p.gif";
        navlab3p=new Image(98,32);
        navlab3p.src="../img/navlab3p.gif";
        navlab4p=new Image(98,29);
        navlab4p.src="../img/navlab4p.gif";

}

function normal(img_name) {
if (document.images) { // if browser supports images
        document.images[img_name].src = "../img/" + img_name + ".gif";
     }
}


function pressed(img_name) {
if (document.images) { // if browser supports images
        document.images[img_name].src = "../img/" + img_name + "p.gif";
    }
 }

//end hiding of JavaScript code -->