function checkform(form) {		
	var form = document.getElementsByName("great-form")[0];		
	if (form['name'].value==''||form.name.value==''||form.company.value==''||form.mail.value==''||form.phone.value==''||form.fax.value==''||form.space.value==''||form.delo.value==''||form.sut.value==''||form.contact.value==''||form.theme.value==''||form.number.value==''||form.web.value=='http://'||form.keystring.value=='') {
		alert('Пожалуйста, заполните все поля формы!');
		return false;		
	}
	return true;
}