var fontSizeArr=new Array('minFont','smallerFont','smallFont','normalFont','bigFont','biggerFont','maxFont');

function incFontSize() {
	currentFontSize=(document.getElementById('content').className || 'normalFont'); 
	for(var i=0; i < fontSizeArr.length; i++){
		if(fontSizeArr[i]==currentFontSize && i < (fontSizeArr.length-1)){
			currentFontSize=fontSizeArr[i+1];
			break;
		}
	}
	applyNewFSize(currentFontSize);
}
function decFontSize(){
	currentFontSize=(document.getElementById('content').className || 'normalFont'); 
	for(var i=0; i < fontSizeArr.length; i++){
		if(fontSizeArr[i]==currentFontSize && i>0){
			currentFontSize=fontSizeArr[i-1];
			break;
		}
	}
	applyNewFSize(currentFontSize);
}

function applyNewFSize(fSize){
	if(document.getElementById('content'))document.getElementById('content').className=fSize;
	if(document.getElementById('sidenav'))document.getElementById('sidenav').className=fSize;	
	document.cookie = "fSize=" + fSize + ((expiredays == null) ? "" : "; expires=" + ExpireDate.toGMTString()) 
+ "path = /";
	adjustBoxesHeight(adjustableBlocksConteiner);
}