// check if a value is inside an array
Array.prototype.in_array = function( doeIets ) {
	for( var a = 0; a < this.length; a++ ) {
		if( this[a] == doeIets ) {
			return a;
		}
		else if( this[a] instanceof Array ) {
			return this[a].in_array( doeIets );
		}
	}
	return -1;
}

/* lokale var voor font grootte mochten cookies niet beschikbaar zijn */
var temp = 'normaal';

/* wrapper voor oude fontwissel functie om +/- knopjes mogelijk te maken */
function fontWrapper(doeIets) {
	
	/*if(!(getCookieVal('edynamicsCurrentFontSize') == '')){
		current = getCookieVal('edynamicsCurrentFontSize');
	} else {*/
		current = temp;
	/*}*/

	var poss = Array('normaal', 'groot', 'grootst');
	where = poss.in_array(current);
	
	if (where > 0 && doeIets == 'verklein') {
	 	var font = where - 1;
		fontWissel(poss[font]); 
	}
	else if (where < (poss.length-1) && doeIets == 'vergroot') {
	 	var font = where + 1;
		fontWissel(poss[font]); 
	}
}

/* zoeken naar stylesheet link elementen met een 'title' attribute */
/* wissel van stylesheet */
function fontWissel(titel) {
	var i, a, main;
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
			a.disabled = true;
			if(a.getAttribute("title") == titel) a.disabled = false;
		}
	}
	/*setCookie("edynamicsCurrentFontSize", titel);*/
	temp = titel;
	if(document.getElementById('t1')){ adjustFontImages(titel) };
}

function adjustFontImages(titel){
	switch (titel){
		case 'normaal': 
			
			break;
		case 'groot': 
			
			break;
		case 'grootst': 
			
			break;
		default : 
			
		}
}

/*
// -- COOKIE FUNCTIONS:

function getCookie (name) {  
	var arg = name + "=";  
	var alen = arg.length;  
	var clen = document.cookie.length;  
	var i = 0;  
	while (i < clen) {
		var j = i + alen;    
		if (document.cookie.substring(i, j) == arg)      
		return getCookieVal (j);
		i = document.cookie.indexOf(" ", i) + 1;    
		if (i == 0) break;   
	}  
	return null;
}

function setCookie (name, value) {  
	var argv = setCookie.arguments;  
	var argc = setCookie.arguments.length;  
	var expires = (argc > 2) ? argv[2] : null;  
	var path = (argc > 3) ? argv[3] : null;  
	var domain = (argc > 4) ? argv[4] : null;  
	var secure = (argc > 5) ? argv[5] : false;  
	document.cookie = name + "=" + escape (value) + 
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
	((path == null) ? "" : ("; path=" + path)) +  
	((domain == null) ? "" : ("; domain=" + domain)) +    
	((secure == true) ? "; secure" : "");
}

function getCookieVal(offset) {
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1)
	endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset.length+1, endstr));
}

if(!(getCookieVal('edynamicsCurrentFontSize') == '')){
	fontWissel(getCookieVal('edynamicsCurrentFontSize'));
}
*/