function tocart(id,price) {
  obj = document.getElementById('korz');
	//alert(id);
  obj.src = '/modules/korz.php?type=add&id='+id+'&price='+price;
  
}

function showDiv(n) {
	ob = document.getElementById(n);
	if ( ob.style.display == 'none' ) {
		ob.style.display = '';
	} else {
		ob.style.display = 'none';
	}
}

function checkBook() {
	
	ima = document.getElementById('name');
	phone = document.getElementById('phone');
	email = document.getElementById('email');
	
	err = 0;
	
	if (  ima.value == '' ) {
		ima.style.borderColor = 'red';
		err = 1;
	} else { ima.style.borderColor = ''; }
	

	if (  phone.value == '' ) {
		phone.style.borderColor = 'red';
		err = 1;
	} else { phone.style.borderColor = ''; }
	
	if (  email.value == '' ) {
		email.style.borderColor = 'red';
		err = 1;
	} else { email.style.borderColor = ''; }
	
	
	
	if ( err ) {
		return false;
	}
	return true;
}