/*
   The isEmpty and isWhitespace functions were taken straight from Netscape's JavaScript development site, http://developer.netscape.com.
*/


      // whitespace characters
      var whitespace = " \t\n\r";

      /****************************************************************/

      // Check whether string s is empty.
      function isEmpty(s)
      { return ((s == null) || (s.length == 0)) }

      /****************************************************************/

      function isWhitespace (s)
      {
           var i;

           // Is s empty?
           if (isEmpty(s)) return true;

           // Search through string's characters one by one
           // until we find a non-whitespace character.
           // When we do, return false; if we don't, return true.

           for (i = 0; i < s.length; i++)
           {
                // Check that current character isn't whitespace.
                var c = s.charAt(i);

                if (whitespace.indexOf(c) == -1) return false;
           }

           // All characters are whitespace.
           return true;
      }

      /****************************************************************/

      function ForceEntry(val, str) {
           var strInput = new String(val.value);

           if (isWhitespace(strInput)) {
                alert(str);
                return false;
           } else
                return true;

      }

	  /****************************************************************/

      function ValidateData() {
           var CanSubmit = false;

           // Check to make sure that the name field is not empty.
           CanSubmit = ForceEntry(document.forms[0].name,"Please enter your Name.");
		   
		   // Check to make sure that the email is of correct form.
           CanSubmit = ForceEntry(document.forms[0].emailfrom,"Please enter a correct email address.");
           
		   // Check to make sure that the phone number field is not empty.
           CanSubmit = ForceEntry(document.forms[0].dayph,"Please enter a Daytime Phone Number.");
		   
		   return CanSubmit;
      }