// JavaScript Document
var tgs = new Array('td','tr','a','span','div','b');

//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,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 = inc;

	for ( i = 0 ; i < tgs.length ; i++ ) {
		cTags = cEl.getElementsByTagName( tgs[ i ] );
		for ( j = 0 ; j < cTags.length ; j++ )
		{
			if(!(cTags[j].id=="fs11" || cTags[j].id=="fs14" || cTags[j].id=="fs17"))
			{
				cTags[ j ].style.fontSize = inc;

			}
			
		}
	}
	createCookie("FNTsize",inc,"");
	
}

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);
}

function setFont()
{
	
	if(readCookie("FNTsize")!=null)
	{
		ts('body',readCookie("FNTsize"));
	}
	else
	{
		createCookie("FNTsize",11,"");
		ts('body',11);
	}
}