/* zoom-tool - function collection, 01.02.2006, dkd, cz */ /* cookie handling. up until now only one value is mapped. */ /* store cookie data */ function setCookie(name, wert, domain, path, secure){ var cook = name+'='+unescape(wert); var expires = new Date(); expires.setTime(expires.getTime() + 86400000); cook += ';path=/'; cook += '; expires=' + expires; document.cookie = cook; } /* load cookie data */ function getCookie(name){ var i=0 var search = name+"=" while (i-1) ? ende : document.cookie.length var cook = document.cookie.substring(i+search.length, ende) return unescape(cook) } i++ } return null } /* zoom - handling. */ /* set zoom */ function setZoom( mode ) { // get size if( getCookie('zoom') != null ) { x = Number(getCookie('zoom')); } else { // x = document.getElementsByTagName('body')[0].style.fontSize; x = 75; } switch (mode) { case 'in': if ( x < 140 ) { x = String(x + 20); } break; case 'out': if ( x > 40 ) { x = String(x-20); } break; case 'onload': x = String(x); break; case 'default': x = String(75); break; } document.body.style.fontSize = x + '%'; setCookie('zoom', x, null); } function selfPrint(evt) { self.print(); return false; } function setZoomOnload (evt) { setZoom('onload'); return false; } function setZoomOut (evt) { setZoom('out'); return false; } function setZoomDefault (evt) { setZoom('default'); return false; } function setZoomIn (evt) { setZoom('in'); return false; } /** * activate CSS for high contrast view * * @param string mode: (opt.) switch contrast mode to "on"/"off"; empty on initialisation */ function setContrast(mode) { var tag, currentMode; var doChange = false; var highContrastStyles = 'fileadmin/rauch-frei/css/screen/contrast.css'; var tagId = 'high-contrast-styles'; if (getCookie('contrast')) { currentMode = getCookie('contrast'); } if (!mode) { if (!currentMode) { // first request mode = 'off'; } else if(currentMode=='on') { mode = 'on'; doChange = true; } } else { doChange = true; } if (doChange) { if (mode == 'on') { //