function fontsizeup(){var a=getActiveStyleSheet();switch(a){case "A--":setActiveStyleSheet("A-");break;case "A-":setActiveStyleSheet("A");break;case "A":setActiveStyleSheet("A+");break;case "A+":setActiveStyleSheet("A++");break;case "A++":setActiveStyleSheet("A");break;default:setActiveStyleSheet("A");break}}
function fontsizedown(){active=getActiveStyleSheet();switch(active){case "A++":setActiveStyleSheet("A+");break;case "A+":setActiveStyleSheet("A");break;case "A":setActiveStyleSheet("A-");break;case "A-":setActiveStyleSheet("A--");break;case "A--":break;default:setActiveStyleSheet("A--");break}}
function setActiveStyleSheet(a){var c,b;for(c=0;b=document.getElementsByTagName("link")[c];c++)if(b.getAttribute("rel").indexOf("style")!=-1&&b.getAttribute("title")){b.disabled=true;if(b.getAttribute("title")==a)b.disabled=false}}function getActiveStyleSheet(){var a,c;for(a=0;c=document.getElementsByTagName("link")[a];a++)if(c.getAttribute("rel").indexOf("style")!=-1&&c.getAttribute("title")&&!c.disabled)return c.getAttribute("title");return null}function getPreferredStyleSheet(){return"A-"}
function createCookie(a,c,b){if(b){var d=new Date;d.setTime(d.getTime()+b*24*60*60*1000);b="; expires="+d.toGMTString()}else b="";document.cookie=a+"="+c+b+style_cookie_settings}function readCookie(a){a=a+"=";for(var c=document.cookie.split(";"),b=0;b<c.length;b++){for(var d=c[b];d.charAt(0)==" ";)d=d.substring(1,d.length);if(d.indexOf(a)==0)return d.substring(a.length,d.length)}return null}
function load_cookie(){var a=readCookie("style_cookie");a=a?a:getPreferredStyleSheet();setActiveStyleSheet(a)}function unload_cookie(){var a=getActiveStyleSheet();createCookie("style_cookie",a,365)}onload_functions.push("load_cookie()");onunload_functions.push("unload_cookie()");