function checkFields(form) {

	var required = Array('name', 'phone', 'email', 'address','inquire');
	var required_Val = Array('Name','Phone','Email Address','Street Address','Inquiry or Comments');
	
	
	for(i=0;i<required.length;i++) {
	 if (eval('form.' + required[i] + '.value')=='') {
	  alert("Please enter your " + required_Val[i] + " (required field).");
	  eval('form.' + required[i] + '.focus()');
	  return false;
	 }
	}
	
	if (!isValidEmail(form.email.value)) {
	  alert("Please enter a valid email address.");
	  form.email.focus();
	  return false;
	}
	
	return true;
}

function isValidEmail(str) {
	var at="@";
	var dot=".";
	var lat=str.indexOf(at);
	var lstr=str.length;
	var ldot=str.indexOf(dot);
	
	if (str.indexOf(at)==-1) return false;
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr) return false;
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr) return false;
	if (str.indexOf(at,(lat+1))!=-1) return false;
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot) return false;
	if (str.indexOf(dot,(lat+2))==-1) return false;
	if (str.indexOf(" ")!=-1) return false;
	return true;
}