// Contact form validation

function stripBlanks(fld) {
var result = "";
var c = 0;
for (i=0; i<fld.length; i++) {
  if (fld.charAt(i) != " " || c > 0) {
    result += fld.charAt(i);
    if (fld.charAt(i) != " ") c = result.length;
    }
  }
return result.substr(0,c);
}

function validate(form){
	if(stripBlanks(form.name.value) == ""){
		alert('Please enter your name.');
	}
	else if(stripBlanks(form.email.value) == ""){
		alert('Please enter your email address.');	
	}
	else if(form.email.value.indexOf('@') ==-1){
		alert('Please enter a valid email address.');
	}	
	
	else if(stripBlanks(form.comments.value) == ""){
		alert('Please leave a comment or question.')	
	}
	else{
		form.submit();	
	}
}