function submit_form()
{if(document.getElementsByName('telefon')[0].value==''&&document.getElementsByName('email')[0].value=='')
{alert('Vyplňte, prosím, email nebo telefon, případně obojí. Děkujeme.');return false;}
else if(document.getElementsByName('zprava')[0].value=='')
{alert('Napište nám, prosím, alespoň krátkou zprávu s vašimi požadavky. Děkujeme.');return false;}
var xmlhttp=new XMLHttpRequest();xmlhttp.onreadystatechange=function()
{if(xmlhttp.readyState==4)
{if(xmlhttp.responseText)
alert('Zpráva byla úspěšně odeslána. Kontaktujeme vás co nejdříve. Děkujeme.');else
alert('Zpráva se nepodařilo odeslat. Kontaktujte nás, prosím, pomocí emailu uvedeného v kontaktech. Budeme také rádi, když nám o chybě dáte vědět. Děkujeme a za problémy se omlouváme.');}}
params='jmeno='+document.getElementsByName('jmeno')[0].value+'&telefon='+document.getElementsByName('telefon')[0].value+'&email='+document.getElementsByName('email')[0].value+'&zprava='+document.getElementsByName('zprava')[0].value;xmlhttp.open('GET','cs/kontakt_progress.php?'+params,true);xmlhttp.send(null);return false;}
function move(ref)
{var xmlhttp=new XMLHttpRequest();xmlhttp.onreadystatechange=function()
{if(xmlhttp.readyState==4)
document.getElementById('reference_uvod').innerHTML=xmlhttp.responseText;}
xmlhttp.open('GET','cs/change_picture.php?ref='+ref,true);xmlhttp.send(null);}
function change_picture(adresa,obrazek)
{var xmlhttp=new XMLHttpRequest();xmlhttp.onreadystatechange=function()
{if(xmlhttp.readyState==4)
document.getElementById('left_pane').innerHTML=xmlhttp.responseText;}
xmlhttp.open('GET','cs/reference/change_picture.php?adresa='+adresa+'&obrazek='+obrazek,true);xmlhttp.send(null);};var jsVer=-1;function getBrowser(obj){var b=new Array("unknown","unknown","unknown","unknown");(isEmpty(obj)?brs=navigator.userAgent.toLowerCase():brs=obj);if(brs.search(/omniweb[\/\s]v?(\d+([\.-]\d)*)/)!=-1){b[0]="omniweb";b[1]=brs.match(/omniweb[\/\s]v?(\d+([\.-]\d)*)/)[1];(b[1]>4.5?b[2]="khtml":b[2]="omniweb");(brs.search(/omniweb[\/\s]((\d+([\.-]\d)*)-)?v(\d+([\.-]\d)*)/)==-1?b[3]=brs.match(/omniweb[\/\s](\d+([\.-]\d)*)/)[1]:b[3]=brs.match(/omniweb[\/\s]((\d+([\.-]\d)*)-)?v(\d+([\.-]\d)*)/)[4]);return b;}else if(brs.search(/opera[\/\s](\d+(\.?\d)*)/)!=-1){b[0]="opera";b[1]=brs.match(/opera[\/\s](\d+(\.?\d)*)/)[1];b[2]="opera";b[3]=b[1];return b;}else if(brs.search(/crazy\s?browser\s(\d+(\.?\d)*)/)!=-1){b[0]="crazy";b[1]=brs.match(/crazy\s?browser\s(\d+(\.?\d)*)/)[1];b[2]="msie";b[3]=getMSIEVersion();return b;}else if(brs.search(/myie2/)!=-1){b[0]="myie2";b[2]="msie";b[3]=brs.match(/msie\s(\d+(\.?\d)*)/)[1];return b;}else if(brs.search(/netcaptor/)!=-1){b[0]="netcaptor";b[1]=brs.match(/netcaptor\s(\d+(\.?\d)*)/)[1];b[2]="msie";b[3]=getMSIEVersion();return b;}else if(brs.search(/avant\sbrowser/)!=-1){b[0]="avantbrowser";b[2]="msie";b[3]=getMSIEVersion();return b;}else if(brs.search(/msn\s(\d+(\.?\d)*)/)!=-1){b[0]="msn";b[1]=brs.match(/msn\s(\d+(\.?\d)*)/)[1];b[2]="msie";b[3]=getMSIEVersion();return b;}else if(brs.search(/msie\s(\d+(\.?\d)*)/)!=-1){b[0]="msie";b[1]=getMSIEVersion();b[2]="msie";b[3]=b[1];return b;}else if(brs.search(/powermarks\/(\d+(\.?\d)*)/)!=-1){b[0]="powermarks";b[1]=brs.match(/powermarks\/(\d+(\.?\d)*)/)[1];b[2]="msie";try{b[3]=getMSIEVersion();}catch(e){}
return b;}else if(brs.search(/konqueror[\/\s](\d+([\.-]\d)*)/)!=-1){b[0]="konqueror";b[1]=brs.match(/konqueror[\/\s](\d+([\.-]\d)*)/)[1];b[2]="khtml";return b;}else if(brs.search(/safari\/(\d)*/)!=-1){b[0]="safari";b[1]=brs.match(/safari\/(\d+(\.?\d*)*)/)[1];b[2]="khtml";b[3]=brs.match(/applewebkit\/(\d+(\.?\d*)*)/)[1];return b;}else if(brs.search(/zyborg/)!=-1){b[0]="zyborg";b[1]=brs.match(/zyborg\/(\d+(\.?\d)*)/)[1];b[2]="robot";b[3]="-1"
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b[3]=brs.match(/playstation\s3;\s(\d+\.\d+)/)[1];return b;}else if(brs.search(/firebird[\/\s](\d+([\.-]\d)*)/)!=-1){b[0]="firebird";b[1]=brs.match(/firebird[\/\s](\d+([\.-]\d)*)/)[1];b[2]="gecko";b[3]=getGeckoVersion();return b;}else if(brs.search(/phoenix[\/\s](\d+([\.-]\d)*)/)!=-1){b[0]="phoenix";b[1]=brs.match(/phoenix[\/\s](\d+([\.-]\d)*)/)[1];b[2]="gecko";b[3]=getGeckoVersion();return b;}else if(brs.search(/camino[\/\s](\d+([\.-]\d)*)/)!=-1){b[0]="camino";b[1]=brs.match(/camino[\/\s](\d+([\.-]\d)*)/)[1];b[2]="gecko";b[3]=getGeckoVersion();return b;}else if(brs.search(/epiphany[\/\s](\d+([\.-]\d)*)/)!=-1){b[0]="epiphany";b[1]=brs.match(/epiphany[\/\s](\d+([\.-]\d)*)/)[1];b[2]="gecko";b[3]=getGeckoVersion();return b;}else if(brs.search(/chimera[\/\s](\d+([\.-]\d)*)/)!=-1){b[0]="chimera";b[1]=brs.match(/chimera[\/\s](\d+([\.-]\d)*)/)[1];b[2]="gecko";b[3]=getGeckoVersion();return b;}else if(brs.search(/icab[\s\/]?(\d+(\.?\d)*)/)!=-1){b[0]="icab";b[1]=brs.match(/icab[\s\/]?(\d+(\.?\d)*)/)[1];b[2]="icab";b[3]=b[1];return b;}else if(brs.search(/netfront\/(\d+([\._]\d)*)/)!=-1){b[0]="netfront";b[1]=brs.match(/netfront\/(\d+([\._]\d)*)/)[1];b[2]="netfront";b[3]=b[1];return b;}else if(brs.search(/netscape4\/(\d+([\.-]\d)*)/)!=-1){b[0]="netscape";b[1]=brs.match(/netscape4\/(\d+([\.-]\d)*)/)[1];b[2]="mozold";b[3]=b[1];return b;}else if((brs.search(/mozilla\/(4.\d*)/)!=-1)&&(brs.search(/msie\s(\d+(\.?\d)*)/)==-1)){b[0]="netscape";b[1]=brs.match(/mozilla\/(4.\d*)/)[1];b[2]="mozold";b[3]=b[1];return b;}else if((brs.search(/mozilla\/5.0/)!=-1)&&(brs.search(/gecko\//)!=-1)){b[0]="mozsea";b[1]=brs.match(/rv\x3a(\d+(\.?\d)*)/)[1];b[2]="gecko";b[3]=getGeckoVersion();return b;}else if(brs.search(/elinks/)!=-1){b[0]="elinks";(brs.search(/elinks\/(\d+(\.?\d)*)/)==-1?b[1]=brs.match(/elinks\s\x28(\d+(\.?\d)*)/)[1]:b[1]=brs.match(/elinks\/(\d+(\.?\d)*)/)[1]);b[2]="elinks";b[3]=b[1];return b;}else if(brs.search(/w3m\/(\d+(\.?\d)*)/)!=-1){b[0]="w3m"
b[1]=brs.match(/(^w3m|\sw3m)\/(\d+(\.?\d)*)/)[2];b[2]="w3m";b[3]=b[1];return b;}else if(brs.search(/links/)!=-1){b[0]="links";(brs.search(/links\/(\d+(\.?\d)*)/)==-1?b[1]=brs.match(/links\s\x28(\d+(\.?\d)*)/)[1]:b[1]=brs.match(/links\/(\d+(\.?\d)*)/)[1]);b[2]="links";b[3]=b[1];return b;}else if(brs.search(/java[\/\s]?(\d+([\._]\d)*)/)!=-1){b[0]="java";b[1]=brs.match(/java[\/\s]?(\d+([\._]\d)*)/)[1];b[2]="java";b[3]=b[1];return b;}else if(brs.search(/lynx/)!=-1){b[0]="lynx";b[1]=brs.match(/lynx\/(\d+(\.?\d)*)/)[1];b[2]="libwww-fm";b[3]=brs.match(/libwww-fm\/(\d+(\.?\d)*)/)[1];return b;}else if(brs.search(/dillo/)!=-1){b[0]="dillo";b[1]=brs.match(/dillo\s*\/*(\d+(\.?\d)*)/)[1];b[2]="dillo";b[3]=b[1];return b;}else if(brs.search(/wget/)!=-1){b[0]="wget";b[1]=brs.match(/wget\/(\d+(\.?\d)*)/)[1];b[2]="robot";b[3]="-1"
return b;}else if(brs.search(/googlebot\-image/)!=-1){b[0]="googlebotimg";b[1]=brs.match(/googlebot\-image\/(\d+(\.?\d)*)/)[1];b[2]="robot";b[3]="-1"
return b;}else if(brs.search(/googlebot/)!=-1){b[0]="googlebot";b[1]=brs.match(/googlebot\/(\d+(\.?\d)*)/)[1];b[2]="robot";b[3]="-1"
return b;}else if(brs.search(/msnbot/)!=-1){b[0]="msnbot";b[1]=brs.match(/msnbot\/(\d+(\.?\d)*)/)[1];b[2]="robot";b[3]="-1"
return b;}else if(brs.search(/turnitinbot/)!=-1){b[0]="turnitinbot";b[1]=brs.match(/turnitinbot\/(\d+(\.?\d)*)/)[1];b[2]="robot";b[3]="-1"
return b;}else{b[0]="unknown";return b;}}
function getMajorVersion(v){return(isEmpty(v)?-1:(hasDot(v)?v:v.match(/(\d*)(\.\d*)*/)[1]))}
function getMinorVersion(v){return(!isEmpty(v)?(!hasDot(v)?v.match(/\.(\d*([-\.]\d*)*)/)[1]:0):-1)}
function getOS(obj){var os=new Array("unknown","unknown");(isEmpty(obj)?brs=navigator.userAgent.toLowerCase():brs=obj);if(brs.search(/windows\sce/)!=-1){os[0]="wince";try{os[1]=brs.match(/windows\sce\/(\d+(\.?\d)*)/)[1];}catch(e){}
return os;}else if((brs.search(/windows/)!=-1)||((brs.search(/win9\d{1}/)!=-1))){os[0]="win";if(brs.search(/nt\s5\.1/)!=-1){os[1]="xp";}else if(brs.search(/nt\s5\.0/)!=-1){os[1]="2000";}else if((brs.search(/win98/)!=-1)||(brs.search(/windows\s98/)!=-1)){os[1]="98";}else if(brs.search(/windows\sme/)!=-1){os[1]="me";}else if(brs.search(/nt\s5\.2/)!=-1){os[1]="win2k3";}else if((brs.search(/windows\s95/)!=-1)||(brs.search(/win95/)!=-1)){os[1]="95";}else if((brs.search(/nt\s4\.0/)!=-1)||(brs.search(/nt4\.0/))!=-1){os[1]="nt4";}
return os;}else if(brs.search(/linux/)!=-1){os[0]="linux";try{os[1]=brs.match(/linux\s?(\d+(\.?\d)*)/)[1];}catch(e){}
return os;}else if(brs.search(/mac\sos\sx/)!=-1){os[0]="macosx";return os;}else if(brs.search(/freebsd/)!=-1){os[0]="freebsd";try{os[1]=brs.match(/freebsd\s(\d(\.\d)*)*/)[1];}catch(e){}
return os;}else if(brs.search(/sunos/)!=-1){os[0]="sunos";try{os[1]=brs.match(/sunos\s(\d(\.\d)*)*/)[1];}catch(e){}
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return os;}else if((brs.search(/unix/)!=-1)||(brs.search(/x11/)!=-1)){os[0]="unix";return os;}else if(brs.search(/cygwin/)!=-1){os[0]="cygwin";return os;}else if(brs.search(/java[\/\s]?(\d+([\._]\d)*)/)!=-1){os[0]="java";try{os[1]=brs.match(/java[\/\s]?(\d+([\._]\d)*)/)[1];}catch(e){}
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return os;}else{os[0]="unknown";return os;}}
function getGeckoVersion(){return brs.match(/gecko\/([0-9]+)/)[1];}
function getMSIEVersion(){return brs.match(/msie\s(\d+(\.?\d)*)/)[1];}
function getFullUAString(obj){(isEmpty(obj)?brs=navigator.userAgent.toLowerCase():brs=obj);return brs;}
function hasFlashPlugin(obj){(isEmpty(obj)?brs=navigator.userAgent.toLowerCase():brs=obj);var f=new Array("0","0");var brwEng=getBrowser(obj)[2];var opSys=getOS(obj)[0];if((brwEng=="gecko")||(brwEng=="opera")||(brwEng=="khtml")||(brwEng=="mozold")||(opSys=="macosx")||(opSys=="macclassic")){if(navigator.plugins&&navigator.plugins.length){x=navigator.plugins["Shockwave Flash"];if(x){f[0]=2;if(x.description){y=x.description;f[1]=y.charAt(y.indexOf('.')-1);}}else{f[0]=1;}
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return f;}else if(brwEng=="msie"){for(var i=15;i>0;i--){try{var flash=new ActiveXObject("ShockwaveFlash.ShockwaveFlash."+i);f[1]=i;break;}catch(e){}}
if(f[1]>0){f[0]=2}else{f[0]=1}
return f;}else{f[0]=0;f[1]=0;return f;}}
function popupsAllowed(){var allowed=false;var w=window.open("about:blank","","directories=no,height=1,width=1,menubar=no,resizable=no,scrollbars=no,status=no,titlebar=no,left=0,top=0,location=no");if(w){allowed=true;w.close();}
return allowed;}
function _jsVersion(){document.write('<script language="JavaScript1.0">');document.write('var jsVer=1.0;');document.write('</script>');document.write('<script language="JavaScript1.1">');document.write('var jsVer=1.1;');document.write('</script>');document.write('<script language="JavaScript1.2">');document.write('var jsVer=1.2;');document.write('</script>');document.write('<script language="JavaScript1.3">');document.write('var jsVer=1.3;');document.write('</script>');document.write('<script language="JavaScript1.4">');document.write('var jsVer=1.4;');document.write('</script>');document.write('<script language="JavaScript1.5">');document.write('var jsVer=1.5;');document.write('</script>');document.write('<script language="JavaScript1.6">');document.write('var jsVer=1.6;');document.write('</script>');document.write('<script language="JavaScript1.7">');document.write('var jsVer=1.7;');document.write('</script>');document.write('<script language="JavaScript1.8">');document.write('var jsVer=1.8;');document.write('</script>');document.write('<script language="JavaScript2.0">');document.write('var jsVer=2.0;');document.write('</script>');}
function jsVersion(){_jsVersion();return jsVer;}
function isEmpty(input){return(input==null||input=="")}
function hasDot(input){return(input.search(/\./)==-1)}