var defaultfont=87.5;function get_size_value(str){str.replace("%","");var val=parseInt(str);if(isNaN(val))return defaultfont;else return val;}function apply_font_size(id,modifier){var elem=document.getElementById(id)||document.body;var val=get_size_value(elem.style.fontSize);val=modifier(val);elem.style.fontSize=val+"%";}function set_text_size(){apply_font_size("page",function(v){var value=readCookie("thlPortalTextSize");if(value!=null){return value;}else{return defaultfont;}});var style=readCookie("thlPortalStyle");if(style&&d.getElementById('page'))d.getElementById('page').className=style;}function text_size_reset(){apply_font_size("page",function(v){var value=defaultfont;createCookie("thlPortalTextSize",value,0);return value;});}function text_size_increase(){apply_font_size("page",function(v){var value;if(v<(defaultfont+35)){value=v+10;}else{value=v;}createCookie("thlPortalTextSize",value,0);return value;});}function text_size_decrease(){apply_font_size("page",function(v){var value;if(v>(defaultfont-20)){value=v-10;}else{value=v;}createCookie("thlPortalTextSize",value,0);return value;});}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="";var str=document.location.hostname.split('.').splice(0,1)
document.cookie=name+"="+value+expires+"; path=/"+((str.length<2)?"":"; domain=."+str.join('.'));}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);}function set_style(o){var p=d.getElementById('page'),style=(p.className.length)?p.className.split(' '):Array(3);style[0]=o.theme||(style[0]||'');style[1]=o.font||(style[1]||'');style[2]=o.kern||(style[2]||'');p.className=style.join(' ');createCookie('thlPortalStyle',p.className,0);return(false);}