// Trims whitespace from any form fields
String.prototype.trim = function() {
a = this.replace(/^\s+/, '');
return a.replace(/\s+$/, '');
};


function checkForm(yourinfo) {
  
  if (yourinfo.name.value == "" || yourinfo.name.value == null) {
	//Check for an empty string or null value
	alert("Please type in a value for name");
	return(false);
  } 
 
  var emailAddy = yourinfo.email.value.length;
  var ampInEmail = yourinfo.email.value.lastIndexOf("@");
  var diffInSymbols = yourinfo.email.value.lastIndexOf(".") - yourinfo.email.value.lastIndexOf("@") 
 
  if ((yourinfo.email.value.lastIndexOf(".") != emailAddy - 4) || ( diffInSymbols < 2))  {
	//Check for an empty string or null value
	alert("Please type in a valid Email Address");
	return(false);
  } 
    
  if (yourinfo.question.value == "" || yourinfo.question.value == null) {
 	//Check for an empty string or null value
 	alert("Please type in a value for question");
 	return(false);
  } 
  	
}