var resize = getSize();

function getSize() {
	 var cook = '';
     return getCookieValue('fontsize');
 }


function resizeText(size) {
	if (size == 1) {
		document.body.style.fontSize = "85%";
		writeSessionCookie('fontsize','1');
	} else if (size == 3) {
		document.body.style.fontSize = "120%";
		writeSessionCookie('fontsize','3');
	} else {
		document.body.style.fontSize = "100%";
		writeSessionCookie('fontsize','');
	}
	setLinkActive(size);
}

/*
	Link unterstrichen setzen bei
	Schriftgrössen Auswahl
	erfordert, dass die Buttons gewrappt sind mit id's
	fsmall, fdefault, flarge
	und dass die Klasse active definiert ist ...
*/
function setLinkActive(size) {
	if (size == 1) {
		document.getElementById("fsmall").className = 'active';
		document.getElementById("fdefault").className = '';
		document.getElementById("flarge").className = '';
	} else if (size == 3) {
		document.getElementById("fsmall").className = '';
		document.getElementById("fdefault").className = '';
		document.getElementById("flarge").className = 'active';
	} else {
		document.getElementById("fsmall").className = '';
		document.getElementById("fdefault").className ='active' ;
		document.getElementById("flarge").className = '';
	}
}

/*==============================================================================

    Routines written by John Gardner - 2003 - 2005

    See www.braemoor.co.uk/software for information about more freeware
    available.

================================================================================*/

function getCookieValue (cookieName) {
  var exp = new RegExp (escape(cookieName) + "=([^;]+)");
  if (exp.test (document.cookie + ";")) {
    exp.exec (document.cookie + ";");
    return unescape(RegExp.$1);
  }
  else return false;
}

function writeSessionCookie (cookieName, cookieValue) {
  if (testSessionCookie()) {
    document.cookie = escape(cookieName) + "=" + escape(cookieValue) + "; path=/";
    return true;
  }
  else return false;
}

function testSessionCookie () {
  document.cookie ="testSessionCookie=Enabled";
  if (getCookieValue ("testSessionCookie")=="Enabled")
    return true
  else
    return false;
}

function writePrintLink(linktext,linktag,image ) {
	if (linktext) {
		document.write('<a href="javascript:window.print()" title="'+linktag+'" class="print">'+linktext+'</a>');
	} else {
		document.write('<a href="javascript:window.print()" title="'+linktag+'" class="printimage">'+image+'</a>');
	}
}