function check()
      {
        var nameRe=new RegExp("^[A-Za-z]{2,15}$");
        if (!nameRe.test(document.form.name.value))
        {
      			alert ("Invalid name. Enter only one name with no spaces.");
      			return false;
        }
        var surnameRe=new RegExp("^[A-Za-z]{2,15}$");
        if (!surnameRe.test(document.form.surname.value))
        {
      			alert ("Invalid surname. Enter only one surname with no spaces.");
      			return false;
        }
        var emailRe=new RegExp("^[A-Za-z0-9] [-A-Za-z0-9._]*@[-a-zA-Z0-9_] (\.[a-zA-Z]{2,3})(\.[a-zA-Z]{2,3})$");
        if (!emailRe.test(document.form.email.value))
        {
      			alert ("Invalid email. Enter a valid email, i.e: user@server.com");
      			return false;
        }
        var emailtwoRe=new RegExp("^[A-Za-z0-9] [-A-Za-z0-9._]*@[-a-zA-Z0-9_] (\.[a-zA-Z]{2,3})(\.[a-zA-Z]{2,3})$");
        if (!emailtwoRe.test(document.form.email2.value))
        {
      			alert ("Invalid email re-entered");
      			return false;
        }
        var countryRe=new RegExp("^[A-Za-z]{2,15}$");
        if (!countryRe.test(document.form.country.value))
        {
      			alert ("Invalid country. Enter a valid country with no spaces");
      			return false;
        }
        var phoneRe=new RegExp("^[-0-9() ]{10,16}$");
        if (!phoneRe.test(document.form.phone.value))
        {
      			alert ("Invalid phone number. Include country and city codes, no spaces.");
      			return false;
        }
 	var messageRe=new RegExp("^[^http^www^//] $");
        if (!messageRe.test(document.form.message.value))
        {
      			alert ("Invalid comment. Ads not allowed.");
      			return false;
        }
        return true;
      }