var sCkieName = "kipl"
var currentSize = 2;

function initFontSize(){
    var sCkie = readCookie(sCkieName);    
    if(sCkie != null){
        resize(sCkie);
    }    
    currentSize = sCkie;
}

function resize(call) {	
	
	switch (+call){
	case 1:
		changeSize('0.9em');	
		break;
	case 2:
		changeSize('1em');	
		break;
	case 3:
		changeSize('1.1em');	
		break;
	case 4:
		changeSize('1.2em');	
		break;
	case 5:
		changeSize('1.3em');	
		break;
		
        }
        
        eraseCookie(sCkieName)
        createCookie(sCkieName, call, 10);
    }


function changeSize(size) {    
    $(".resizable").css({'font-size' : size});
}

function fontReduce(){
	if (currentSize > 1){
		currentSize--;
		resize(currentSize);
	}
}

function fontIncrease(){
	if (currentSize < 5){
		currentSize++;
		resize(currentSize);
	}
}

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

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