/* Rollovers */

if(document.images)
		img1on = new Image();
		img1on.src ="images/nav_top20_on.gif";
		img2on = new Image();
		img2on.src ="images/nav_babybirds_on.gif";
		img3on = new Image();
		img3on.src ="images/nav_slice_on.gif";
		img4on = new Image();
		img4on.src ="images/nav_therest_on.gif";
		img5on = new Image();
		img5on.src ="images/nav_notecards_on.gif";
		img6on = new Image();
		img6on.src ="images/nav_details_on.gif";
		img7on = new Image();
		img7on.src ="images/nav_about_on.gif";
		
		img8on = new Image();
		img8on.src ="images/gallery1_on.gif";
		img9on = new Image();
		img9on.src ="images/gallery2_on.gif";
		
						
		img1off = new Image();
		img1off.src ="images/nav_top20.gif";
		img2off = new Image();
		img2off.src ="images/nav_babybirds.gif";
		img3off = new Image();
		img3off.src ="images/nav_slice.gif";
		img4off = new Image();
		img4off.src ="images/nav_therest.gif";
		img5off = new Image();
		img5off.src ="images/nav_notecards.gif";
		img6off = new Image();
		img6off.src ="images/nav_details.gif";
		img7off = new Image();
		img7off.src ="images/nav_about.gif";
		
		
		img8off = new Image();
		img8off.src ="images/gallery1.gif";
		img9off = new Image();
		img9off.src ="images/gallery2.gif";



		
		
						
function imgOn(imgName){
	document[imgName].src = eval(imgName + "on.src");
} 

function imgOff(imgName){
	document[imgName].src = eval(imgName + "off.src");
} 




/* show large images  */

function show(object) {

  if (document.getElementById) {

    document.getElementById(object).style.visibility = 'visible';

  }

  else if (document.layers && document.layers[object]) {

    document.layers[object].visibility = 'visible';


  }

  else if (document.all) {

    document.all[object].style.visibility = 'visible';

  }

}



function hide(object) {

  if (document.getElementById) {

    document.getElementById(object).style.visibility = 'hidden';

  }
  

  else if (document.layers && document.layers[object]) {
    document.layers[object].visibility = 'hidden';

  }


  else if (document.all) {
    document.all[object].style.visibility = 'hidden';

  }

}



function renew(){

hide('portpic1');hide('portpic2');hide('portpic3');hide('portpic4');hide('portpic5');hide('portpic6');hide('portpic7');

hide('portpic8');hide('portpic9');hide('portpic10');hide('portpic11');hide('portpic12');hide('portpic13');hide('portpic14');

hide('portpic15');hide('portpic16');hide('portpic17');hide('portpic18');hide('portpic19');hide('portpic20');


}

function renewcards(){

hide('cards1');hide('cards2');hide('cards3');hide('cards4');
}






/* NETSCAPE RESIZE FIX  */

function reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.pgW=innerWidth; document.pgH=innerHeight; onresize=reloadPage; }}
  else if (innerWidth!=document.pgW || innerHeight!=document.pgH) location.reload();
}
reloadPage(true);