function setActiveStyleSheet(title){var i,a,main;for(i=0;(a=document.getElementsByTagName("link")[i]);i++){if(a.getAttribute("rel").indexOf("style")!=-1&&a.getAttribute("title")){a.disabled=true;if(a.getAttribute("title")==title){a.disabled=false;Commons.setCookie(COOKIE_STYLE_SHEET,title,"/");}}}}
function getActiveStyleSheet(){var i,a;for(i=0;(a=document.getElementsByTagName("link")[i]);i++){if(a.getAttribute("rel").indexOf("style")!=-1&&a.getAttribute("title")&&!a.disabled)return a.getAttribute("title");}
return null;}
function getPreferredStyleSheet(){var i,a;for(i=0;(a=document.getElementsByTagName("link")[i]);i++){if(a.getAttribute("rel").indexOf("style")!=-1&&a.getAttribute("rel").indexOf("alt")==-1&&a.getAttribute("title"))return a.getAttribute("title");}
return null;}