jQuery.extend(jQuery.validator.messages,{phone:"Please enter your phone number.",required_contact:"Either an e–mail or a phone number are required.",date_cz:function(){d=new Date();return jQuery.format("Please enter a date like this: {0}. {1}. {2} (day, month, year)",d.getDate(),d.getMonth()+1,d.getFullYear())},date_properrange:"You cannot leave before arriving."});