var browserType;

if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {
   browserType= "gecko"
}


//AJAX Code
function createClient() {
 try {
  client = window.XMLHttpRequest ? new XMLHttpRequest() : 
       new ActiveXObject("Microsoft.XMLHTTP");
 } catch (e) { 
  alert("Sorry, your browser is not AJAX-enabled!"); 
 }
}

function genericUpdate(receiverid, script, query) {
 client.onreadystatechange = function() { callback_genericUpdate(receiverid); };
 client.open('GET',script+"?"+query,true); 
 client.send(null);
}
 
function callback_genericUpdate(receiverid)
{
if(client.readyState == 1)
{
       document.getElementById(receiverid).innerHTML = "<img src=/images/ajax-loader.gif align=center>";
}
 if (client.readyState == 4) 
 {
	if (client.status == 200) 
	{
		document.getElementById(receiverid).innerHTML = client.responseText;
  	}
	else 
	{
                document.getElementById(receiverid).innerHTML = 'There was a problem with the request.';
        }
	createClient();
 }
}
//END AJAX Code

function MM_swapImgRestore() { //v3.0
	  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
	}
	
	function MM_findObj(n, d) { //v4.01
	  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	  if(!x && d.getElementById) x=d.getElementById(n); return x;
	}
	
	function MM_swapImage() { //v3.0
	  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
	}

//Specify affected tags. Add or remove from list:
var tgs = new Array( 'div','td','tr','h1','p');

//Specify spectrum of different font sizes:
var szs = new Array( 'xx-small','x-small','small','medium','large','x-large','xx-large' );
var startSz = 2;

function ts( trgt,inc ) {
	if (!document.getElementById) return
	var d = document,cEl = null,sz = startSz,i,j,cTags;
	
	sz += inc;
	if ( sz < 0 ) sz = 0;
	if ( sz > 6 ) sz = 6;
	startSz = sz;
		
	if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];

	cEl.style.fontSize = szs[ sz ];

	for ( i = 0 ; i < tgs.length ; i++ ) {
		cTags = cEl.getElementsByTagName( tgs[ i ] );
		for ( j = 0 ; j < cTags.length ; j++ ) cTags[ j ].style.fontSize = szs[ sz ];
	}
}