//Specify affected tags. Add or remove from list:
var tgs = new Array( 'div','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 ];
			CurrentSize = szs[ sz ];
		}		
	}
}
function TextOnlyLoad()
{
	
	var x = readCookie('TextOnly');
	
	if(x == "Yes")
	{
		document.forms[0].imgMap.style.visibility = "hidden";
		document.getElementById('divMap').style.visibility = "visible";	
		document.getElementById('spnShowHide').innerHTML = "Show Images";
	}
	else
	{
		document.forms[0].imgMap.style.visibility = "visible";	
		document.getElementById('divMap').style.visibility = "hidden";
		document.getElementById('spnShowHide').innerHTML = "Hide Images";
	}
}
function TextOnly()
{	
	var x = readCookie('TextOnly');
	if(x == "Yes")
	{
		eraseCookie('TextOnly')	
		document.forms[0].imgMap.style.visibility = "visible";	
		document.getElementById('divMap').style.visibility = "hidden";
		document.getElementById('spnShowHide').innerHTML = "Hide Images";
		var x = readCookie('TextOnly');
	}
	else if(x == null)
	{
		createCookie('TextOnly','Yes',5);
		document.forms[0].imgMap.style.visibility = "hidden";
		document.getElementById('divMap').style.visibility = "visible";	
		document.getElementById('spnShowHide').innerHTML = "Show Images";
	}
	/*if(document.forms[0].imgMap.style.visibility == "" || document.forms[0].imgMap.style.visibility == "visible")
	{
			document.forms[0].imgMap.style.visibility = "hidden";
			document.getElementById('divMap').style.visibility = "visible";	
	}
		else if(document.forms[0].imgMap.style.visibility == "hidden")
	{
			document.forms[0].imgMap.style.visibility = "visible";	
			document.getElementById('divMap').style.visibility = "hidden";
	}
	createCookie('TextOnly','Yes',5);
	var x = readCookie('TextOnly');
	if(x == "Yes")
	{
		document.forms[0].imgMap.style.visibility = "hidden";
		document.getElementById('divMap').style.visibility = "visible";	
	}
	elseif(x == null)
	{
		createCookie('TextOnly','Yes',5);	
		document.forms[0].imgMap.style.visibility = "hidden";
		document.getElementById('divMap').style.visibility = "visible";
	}
	else
	{
		document.forms[0].imgMap.style.visibility = "visible";	
		document.getElementById('divMap').style.visibility = "hidden";
	}*/
}
function createCookie(name, value, days)
{
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
    }
  else var expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name)
{
  var ca = document.cookie.split(';');
  var nameEQ = name + "=";
  for(var i=0; i < ca.length; i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1, c.length); //delete spaces
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
    }
  return null;
}

function eraseCookie(name)
{
  createCookie(name, "", -1);
}