function change_font_size($n){if($n==-1){if(document.getElementById('event_content').style.fontSize=='15px')document.getElementById('event_content').style.fontSize='13px';else{if(document.getElementById('event_content').style.fontSize=='13px'){document.getElementById('event_content').style.fontSize='11px';}}}
else{if((document.getElementById('event_content').style.fontSize=='11px')||(document.getElementById('event_content').style.fontSize=='')){document.getElementById('event_content').style.fontSize='13px';}
else{if(document.getElementById('event_content').style.fontSize=='13px')
document.getElementById('event_content').style.fontSize='15px';}}
if(document.getElementById('event_content').style.fontSize!='15px'){document.getElementById('font_plus').style.display='inline';document.getElementById('font_plus_inactive').style.display='none';}
else{document.getElementById('font_plus').style.display='none';document.getElementById('font_plus_inactive').style.display='inline';}
if(document.getElementById('event_content').style.fontSize!='11px'){document.getElementById('font_minus').style.display='inline';document.getElementById('font_minus_inactive').style.display='none';}
else{document.getElementById('font_minus').style.display='none';document.getElementById('font_minus_inactive').style.display='inline';}}
function check_email(e){ok="1234567890qwertyuiop[]asdfghjklzxcvbnm.@-_QWERTYUIOPASDFGHJKLZXCVBNM";for(i=0;i<e.length;i++){if(ok.indexOf(e.charAt(i))<0){return(false);}}
if(document.images){re=/(@.*@)|(\.\.)|(^\.)|(^@)|(@$)|(\.$)|(@\.)/;re_two=/^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/;if(!e.match(re)&&e.match(re_two)){return(-1);}}}
function check_order_form(){document.getElementById('key_firstname').style.color='black';document.getElementById('key_lastname').style.color='black';document.getElementById('key_country').style.color='black';document.getElementById('key_email').style.color='black';document.getElementById('key_email2').style.color='black';if(document.getElementById('firstname').value==''){document.getElementById('key_firstname').style.color='red';alert(document.getElementById('error_empty_firstname').innerHTML);}
else{if(document.getElementById('lastname').value==''){document.getElementById('key_lastname').style.color='red';alert(document.getElementById('error_empty_lastname').innerHTML);}
else{if(document.getElementById('customer_country').value==0){document.getElementById('key_country').style.color='red';alert(document.getElementById('error_empty_country').innerHTML);}
else{if(!check_email(document.getElementById('email').value)){document.getElementById('key_email').style.color='red';alert(document.getElementById('error_invalid_email').innerHTML);}
else{if(document.getElementById('email').value!=document.getElementById('email2').value){document.getElementById('key_email').style.color='red';document.getElementById('key_email2').style.color='red';alert(document.getElementById('error_different_email').innerHTML);}
else{document.getElementById('order_formular').submit();}}}}}}
function check_payment_form(){document.getElementById('key_number').style.color="black";document.getElementById('key_date').style.color="black";document.getElementById('key_code').style.color="black";document.getElementById('key_conditions').style.color="black";var st=document.getElementById('cc_number').value;if(st.length!=16){document.getElementById('key_number').style.color="red";alert(document.getElementById('error_invalid_number').innerHTML);}
else{st=document.getElementById('cc_valid_mm').value;var st2=document.getElementById('cc_valid_yy').value;if((st.length!=2)||(st2.length!=2)){document.getElementById('key_date').style.color="red";alert(document.getElementById('error_invalid_date').innerHTML);}
else{st=document.getElementById('cc_code').value;if(st.length!=3){document.getElementById('key_code').style.color="black";alert(document.getElementById('error_invalid_code').innerHTML);}
else{if(!document.getElementById('cbConditions').checked){document.getElementById('key_conditions').style.color="red";alert(document.getElementById('error_check_conditions').innerHTML);}
else document.getElementById('cash_formular').submit();}}}}
function check_payment_form2(){if(!document.getElementById('cbConditions').checked){document.getElementById('key_conditions').style.color="red";alert(document.getElementById('error_check_conditions').innerHTML);}
else document.getElementById('cash_formular').submit();}
function check_giftcard_form(){if((document.getElementById('receiver_name').value=='')||(document.getElementById('sender_name').value==''))
alert(document.getElementById('error1').innerHTML);else{document.getElementById('giftcard_form').submit();}}
function check_newsletter_new_form(){if((document.getElementById('tName').value=='')||(!check_email(document.getElementById('tEmail').value)))
alert(document.getElementById('error_newsletter_new').innerHTML);else{document.getElementById('newsletter_form_new').submit();}}
function check_newsletter_delete_form(){if(!check_email(document.getElementById('tEmailDelete').value))
alert(document.getElementById('error_newsletter_delete').innerHTML);else{document.getElementById('newsletter_form_delete').submit();}}
function check_contact_form(){if(document.getElementById('tLastname').value=='')alert(document.getElementById('error1').innerHTML);else{if(!check_email(document.getElementById('tEmail').value))alert(document.getElementById('error1').innerHTML);else document.getElementById('contact_form').submit();}}
function check_recommendation_form(){if(document.getElementById('tSendername').value=='')alert(document.getElementById('error1').innerHTML);else{if(!check_email(document.getElementById('tReceivermail').value))alert(document.getElementById('error1').innerHTML);else document.getElementById('recommendation_form').submit();}}
function check_registration_form(check_empty_password){if($('tFirstname').value==''){alert($('error_firstname').innerHTML);$('tFirstname').focus();$('tFirstname_key').style.color='red';}
else{$('tFirstname_key').style.color='black';if($('tLastname').value==''){alert($('error_lastname').innerHTML);$('tLastname').focus();$('tLastname_key').style.color='red';}
else{$('tLastname_key').style.color='black';if($('tCity').value==''){alert($('error_city').innerHTML);$('tCity').focus();$('tCity_key').style.color='red';}
else{$('tCity_key').style.color='black';if($('slCountry').value==''){alert($('error_country').innerHTML);$('slCountry').focus();$('slCountry_key').style.color='red';}
else{$('slCountry_key').style.color='black';if(!check_email($('tEmail').value)){alert($('error_email').innerHTML);$('tEmail').focus();$('tEmail_key').style.color='red';}
else{$('tEmail_key').style.color='black';if(($('tPassword').value=='')&&(check_empty_password==1)){alert($('error_password').innerHTML);$('tPassword').focus();$('tPassword_key').style.color='red';}
else{if($('tPassword').value!=$('tPassword2').value){alert($('error_password2').innerHTML);$('tPassword').focus();$('tPassword_key').style.color='red';$('tPassword2_key').style.color='red';}
else{if($('cbConditions')){if($('cbConditions').checked==false){alert($('error_conditions').innerHTML);$('cbConditions').focus();$('cbConditions_key').style.color='red';}
else $('registrate_form').submit();}
else $('registrate_form').submit();}}}}}}}}
function show_calendar(){if(document.getElementById('calendar_layer').style.display=='none'){document.getElementById('calendar_layer').style.display='inline';document.getElementById('calendar_shadow').style.display='inline';}else{document.getElementById('calendar_layer').style.display='none';document.getElementById('calendar_shadow').style.display='none';}}
function show_calendar_page(show,hide){$(show).style.display='inline';$(hide).style.display='none';}
function owin2(datei,width,height){pict=window.open(datei,'','width='+width+',height='+height+',scrollbars=0,dirctories=0,resizable=0,toolbar=0,location=0');}
function owin3(datei,width,height){pict=window.open(datei,'','width='+width+',height='+height+',scrollbars=1,dirctories=0,resizable=0,toolbar=0,location=0');}