function swapImgDiv( id ) {
	// show image, hidde others
	var imagedivs = document.getElementsByName("image");
	for (var i = 0; i < imagedivs.length; i++) {
		document.getElementsByName("image")[i].style.display = "none";
		if(document.getElementsByName("image")[i].id == "img"+id) {
			if(i == imagedivs.length-1) {
				nextimgid = document.getElementsByName("image")[0].id;
			} else {
				nextimgid = document.getElementsByName("image")[i+1].id;
			}
			if(i == 0) {
				previmgid = document.getElementsByName("image")[imagedivs.length-1].id;
			} else {
				previmgid = document.getElementsByName("image")[i-1].id;
			}
		}
		
	}
	//alert(previmgid+" "+nextimgid);
	//document.getElementById("previmg").onclick = function(previmgid){swapPN();}
	
	document.getElementById("img"+id).style.display = "block";
	
	// set class for current image link
	var imagelink = document.getElementsByName("imglink");
	for (var i = 0; i < imagelink.length; i++) {
		document.getElementsByName("imglink")[i].className = "";
	}
	document.getElementById("imglink"+id).className = "active";
	
}

function swapPN( id ) {
	// show image, hidde others
	var imagedivs = document.getElementsByName("image");
	for (var i = 0; i < imagedivs.length; i++) {
		document.getElementsByName("image")[i].style.display = "none";
	}
	
	document.getElementById("img"+id).style.display = "block";
	
	// set class for current image link
	var imagelink = document.getElementsByName("imglink");
	for (var i = 0; i < imagelink.length; i++) {
		document.getElementsByName("imglink")[i].className = "";
	}
	document.getElementById("imglink"+id).className = "active";
	
}

function MM_checkPlugin(plgIn) {

  var ok=false; document.MM_returnValue = false;
  
  with (navigator) if (appName.indexOf('Microsoft')==-1 || (plugins && plugins.length)) {
    ok=(plugins && plugins[plgIn]);
  } else if (appVersion.indexOf('3.1')==-1) { //not Netscape or Win3.1
    if (plgIn.indexOf("Flash")!=-1 && window.MM_flash!=null) ok=window.MM_flash;
    else if (plgIn.indexOf("Director")!=-1 && window.MM_dir!=null) ok=window.MM_dir;
    else ok=true; }
  return ok;
}