var celkovypocetproduktu=17;
function Set_Cookie( name, value, expires, path, domain, secure ) 
{
      // set time, it's in milliseconds
      var today = new Date();
      today.setTime( today.getTime() );
      if ( expires ){ expires = expires * 1000 * 60 * 60 * 24;}
      var expires_date = new Date( today.getTime() + (expires) );

      document.cookie = name + "=" +escape( value ) +
      ( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
      ( ( path ) ? ";path=" + path : "" ) + 
      ( ( domain ) ? ";domain=" + domain : "" ) +
      ( ( secure ) ? ";secure" : "" );
}
function Get_Cookie( check_name ) {
      // first we'll split this cookie up into name/value pairs
      // note: document.cookie only returns name=value, not the other components
      var a_all_cookies = document.cookie.split( ';' );
      var a_temp_cookie = '';
      var cookie_name = '';
      var cookie_value = '';
      var b_cookie_found = false; // set boolean t/f default f
      
      for ( i = 0; i < a_all_cookies.length; i++ )
      {
            // now we'll split apart each name=value pair
            a_temp_cookie = a_all_cookies[i].split( '=' );
            
            
            // and trim left/right whitespace while we're at it
            cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');
      
            // if the extracted name matches passed check_name
            if ( cookie_name == check_name )
            {
                  b_cookie_found = true;
                  // we need to handle case where cookie has no value but exists (no = sign, that is):
                  if ( a_temp_cookie.length > 1 )
                  {
                        cookie_value = unescape( a_temp_cookie[1].replace(/^\s+|\s+$/g, '') );
                  }
                  // note that in cases where cookie is initialized but no value, null is returned
                  return cookie_value;
                  break;
            }
            a_temp_cookie = null;
            cookie_name = '';
      }
      if ( !b_cookie_found )
      {
            return null;
      }
}
// this deletes the cookie when called
function Delete_Cookie( name, path, domain ) {
      if ( Get_Cookie( name ) ) document.cookie = name + "=" + ( ( path ) ? ";path=" + path : "") + ( ( domain ) ? ";domain=" + domain : "" ) + ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}

var postovne=135;
var postovne2=118;

function onchangeKusu(id){
	var hodnota= $("#kusu"+id).val();
	var suma=0;
	Set_Cookie("kusu"+id,hodnota,10);
	for(var i=0;i<celkovypocetproduktu;i++){
		if(Get_Cookie("kusu"+i)> 0){
			suma=suma+(Get_Cookie("kusu"+i)*$("#cena"+i).val());
		}
	}
	if(suma > 500){ 
		suma+=postovne;
	}
    else if(suma > 0){
        suma+=postovne2;
    }
	$("#sumacelkem").val(""+suma);
	Set_Cookie("cenacelkem",suma,10);
}
function resetCookie(){
	var hodnota=0;
	for(var i=0;i<celkovypocetproduktu;i++){
		Set_Cookie("kusu"+i,hodnota,10);
	}
	Set_Cookie("cenacelkem",hodnota,10);
	$("#kos").hide();
}

function test() {
		var emailovahodnota=$('#emailklie').val();
		regularfraze=/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/
    	if(!regularfraze.test(emailovahodnota)){
			alert('Je nutno zadat e-mail');
  			return false;
		}
		return true;
}
function saveValue(namepole){
	Set_Cookie(namepole,$("#"+namepole).val(),10);
}

$(document).ready(function(){
	$("#kos").hide();
        if(Get_Cookie("cenacelkem")> 0){
			$("#kos").html(Get_Cookie("cenacelkem")+" K&#269;").show();
        }
    });