ÿþvar efa_default = 100;                                                                                        //default text size as percentage of user default

var efa_increment = 10;                                                                                        //percentage to increase/decrease font size



var efa_bigger = ['<ul><li>',                       //HTML to go before 'bigger' link

                 '>e 'Y W[ ÷S',            //HTML to go inside 'bigger' anchor tag

                 '¹pûQïS>e'YW[÷S',                                //title attribute

                 'plus',                            //class attribute

                 '',                                //id attribute

                 '',                                //name attribute

                 '',                                //accesskey attribute

                 '',                                //onmouseover attribute

                 '',                                //onmouseout attribute

                 '',                                //onfocus attribute

                 '<' + '/li><' + '/ul>'             //HTML to go after 'bigger' link

                                  ]



var efa_smaller = ['<ul><li>',                      //HTML to go before 'smaller' link

                 ') \ W[ ÷S',                 //HTML to go inside 'smaller' anchor tag

                 '¹pûQïS)\W[÷S',                                       //title attribute

                 'minus',                           //class attribute

                 '',                                //id attribute

                 '',                                //name attribute

                 '',                                //accesskey attribute

                 '',                                //onmouseover attribute

                 '',                                //onmouseout attribute

                 '',                                //onfocus attribute

                 '<' + '/li><' + '/ul>'             //HTML to go after 'smaller' link

                                  ]



var efa_reset = ['<ul><li>',                        //HTML to go before 'reset' link

                 'ck 8^ W[ ÷S', //HTML to go inside 'reset' anchor tag

                 '¹pûQÞV0Rck8^W[÷S',                                //title attribute

                 'gleich',                          //class attribute

                 '',                                //id attribute

                 '',                                //name attribute

                 '',                                //accesskey attribute

                 '',                                //onmouseover attribute

                 '',                                //onmouseout attribute

                 '',                                //onfocus attribute

                 '<' + '/li><' + '/ul>'             //HTML to go after 'reset' link

                                   ]



function Efa_Fontsize(increment,bigger,reset,smaller,def) {

        this.w3c = (document.getElementById);

        this.ms = (document.all);

        this.userAgent = navigator.userAgent.toLowerCase();

        this.isOldOp = ((this.userAgent.indexOf('opera') != -1)&&(parseFloat(this.userAgent.substr(this.userAgent.indexOf('opera')+5)) <= 7));

        if ((this.w3c || this.ms) && !this.isOldOp && !this.isMacIE) {

                this.name = "efa_fontSize";

                this.cookieName = 'efaSize';

                this.increment = increment;

                this.def = def;

                this.defPx = Math.round(16*(def/100))

                this.base = 1;

                this.pref = this.getPref();

                this.testHTML = '<div id="efaTest" style="position:absolute;visibility:hidden;line-height:1em;">&nbsp;</div>';

                this.biggerLink = this.getLinkHtml(1,bigger);

                this.smallerLink = this.getLinkHtml(-1,smaller);

                this.resetLink = this.getLinkHtml(0,reset);

        } else {

                this.biggerLink = '';

                this.smallerLink = '';

                this.resetLink = '';

                this.efaInit = new Function('return true;');

        }

        this.allLinks = this.biggerLink + this.resetLink + this.smallerLink;

}



Efa_Fontsize.prototype.efaInit = function() {

                document.writeln(this.testHTML);

                this.body = (this.w3c)?document.getElementsByTagName('body')[0].style:document.all.tags('body')[0].style;

                this.efaTest = (this.w3c)?document.getElementById('efaTest'):document.all['efaTest'];

                var h = (this.efaTest.clientHeight)?parseInt(this.efaTest.clientHeight):(this.efaTest.offsetHeight)?parseInt(this.efaTest.offsetHeight):999;

                if (h < this.defPx) this.base = this.defPx/h;

                this.body.fontSize = Math.round(this.pref*this.base) + '%';

}



Efa_Fontsize.prototype.getLinkHtml = function(direction,properties) {

        var html = properties[0] + '<a href="#" onclick="efa_fontSize.setSize(' + direction + '); return false;"';

        html += (properties[2])?'title="' + properties[2] + '"':'';

        html += (properties[3])?'class="' + properties[3] + '"':'';

        html += (properties[4])?'id="' + properties[4] + '"':'';

        html += (properties[5])?'name="' + properties[5] + '"':'';

        html += (properties[6])?'accesskey="' + properties[6] + '"':'';

        html += (properties[7])?'onmouseover="' + properties[7] + '"':'';

        html += (properties[8])?'onmouseout="' + properties[8] + '"':'';

        html += (properties[9])?'onfocus="' + properties[9] + '"':'';

        return html += '>'+ properties[1] + '<' + '/a>' + properties[10];

}



Efa_Fontsize.prototype.getPref = function() {

        var pref = this.getCookie(this.cookieName);

        if (pref) return parseInt(pref);

        else return this.def;

}



Efa_Fontsize.prototype.setSize = function(direction) {

        this.pref = (direction)?this.pref+(direction*this.increment):this.def;

        this.setCookie(this.cookieName,this.pref);

        this.body.fontSize = Math.round(this.pref*this.base) + '%';

}



Efa_Fontsize.prototype.getCookie = function(cookieName) {

        var cookie = cookieManager.getCookie(cookieName);

        return (cookie)?cookie:false;

}



Efa_Fontsize.prototype.setCookie = function(cookieName,cookieValue) {

        return cookieManager.setCookie(cookieName,cookieValue);

}



var  efa_fontSize = new Efa_Fontsize(efa_increment,efa_bigger,efa_reset,efa_smaller,efa_default);