function getCookie(name){
    var cname = name + "=";
    var dc = document.cookie;
    if (dc.length > 0){
        begin = dc.indexOf(cname);
        if (begin != -1){
            begin += cname.length;
            end = dc.indexOf(";", begin);
            if (end == -1) end = dc.length;
                return unescape(dc.substring(begin, end));
        }
    }
    return null;
}

function setCookie(name,value,days){
    if (days){
        var date = new Date();
        date.setTime(date.getTime()+(days*24*60*60*1000));
        var expires = "; expires="+date.toGMTString();
    }
    else
        expires = "";
        document.cookie = name+"="+value+expires+"; path=/";
}

var numbers = new Array("strRegularFont","strMiddleFont","strLargeFont");

var myNumber = 1;

var selectedFontSize = "strRegularFont";

function displayArray(arrayName,strNo, strDirection) {

    if (strDirection == "up"){
        if (myNumber < 3){
            var output = '';

            var newNumber = parseInt(myNumber + 1)
            myNumber = newNumber;
            selectedFontSize = arrayName[newNumber-1]
            fontResize(selectedFontSize)
        }
    }

    if (strDirection == "down"){
        if (myNumber > 1){
            var output = '';

            var newNumber = parseInt(myNumber - 1)

            myNumber = newNumber;
            selectedFontSize = arrayName[newNumber-1]
            fontResize(selectedFontSize)
        }
    }
}

function fontResize(storlek){
    setCookie('EMfontSize',storlek,1000);
    oElmChangeContainer = document.getElementById("leftcol");
	
    oElmTags = new Array ("h1","h2","h3","h4","h5","h6","h6TopRubrik","span","td","tr","th","table","a","strong","p","pre","sub","sup","i","ul","li","div");
	
	if (storlek == "strRegularFont"){
		classsenaste_nytt_datum = "12"
		classsenaste_nytt_rubrik = "36";
		classsenaste_nytt_brodtext = "12";
		classsenaste_nytt_bloggrubrik = "24";
		classsenaste_nytt_bloggbrodtext = "12";

        classText = "12";
        classH1 = "36";
        classH2 = "28";
        classH5 = "16";
        classH6 = "12";
		
		myNumber = 1;
    }

    if (storlek == "strMiddleFont"){
        classsenaste_nytt_datum = "14"
		classsenaste_nytt_rubrik = "42";
		classsenaste_nytt_brodtext = "14";
		classsenaste_nytt_bloggrubrik = "36";
		classsenaste_nytt_bloggbrodtext = "24";

        classText = "14";
        classH1 = "42";
        classH2 = "36";
        classH5 = "18";
        classH6 = "14";
		
		myNumber = 2;
    }

    if (storlek == "strLargeFont"){
        classsenaste_nytt_datum = "16"
		classsenaste_nytt_rubrik = "48";
		classsenaste_nytt_brodtext = "16";
		classsenaste_nytt_bloggrubrik = "48";
		classsenaste_nytt_bloggbrodtext = "36";

        classText = "16";
        classH1 = "48";
        classH2 = "42";
        classH5 = "24";
        classH6 = "16";
		
        myNumber = 3;
    }
	
	for (i=0; i<oElmTags.length; i++){
        var getElement = oElmChangeContainer.getElementsByTagName(oElmTags[i]);
        for (j=0; j<getElement.length; j++){
            oChangeElms = getElement[j];
           
			if(oChangeElms.className == "senaste_nytt_brodtext"){
                oChangeElms.style.fontSize = classsenaste_nytt_brodtext + "px";
            }
			if(oChangeElms.className == "senaste_nytt_rubrik"){
                oChangeElms.style.fontSize = classsenaste_nytt_rubrik + "px";
            }
			if(oChangeElms.className == "senaste_nytt_bloggrubrik"){
				oChangeElms.style.fontSize = classsenaste_nytt_bloggrubrik + "px";
            }
			if(oChangeElms.className == "senaste_nytt_bloggbrodtext"){
				oChangeElms.style.fontSize = classsenaste_nytt_bloggbrodtext + "px";
            }
            
        }
    }
}