// I wanted to see if I could include the javascript inside the page itself and call it with a parameter as the src for a  script object - it works
// add a trim() function to string object prototype
String.prototype.trim = function() { return this.replace(/^\s+|\s+$/g, ""); };

// create semaphore for mail form
formShowing = false;

// toggle mail form visibility
function toggleMail() {
	if(formShowing) {
		//Effect.SlideUp('emailFormWrapper');
		//Effect.SlideDown('mainImage');
		//formShowing = false;
	} else {
		//Effect.SlideUp('mainImage');
		//Effect.SlideDown('emailFormWrapper');
		//formShowing = true;
	}
}

// show and hide validation error form
function displayValidationError() {
	Effect.Appear('warning');
    			setTimeout("Effect.Fade('warning')",5000);
}

// validate message form
function validateForm() {
	if( ($('from').value.trim() == "") || 
		($('email').value.trim() == "") || 
		($('subject').value.trim() == "") || 
		($('message').value.trim()   == "") ) 
	{
		displayValidationError();
	} else {
		sendMail();
		toggleMail();
    				setTimeout("showMailSent()",1000);
	}
}

// send email via ajax call
function sendMail() {
	//alert('send mail');
	
	//alert("Ajax request to delete file & record");
	req = "from=" + escape($('from').value.trim()) + "&email=" + escape($('email').value.trim()) + "&subject=" + escape($('subject').value.trim()) + "&message=" + escape($('message').value.trim());
	new Ajax.Request(("./ajax_sendmail.php"), {
		method: 'post',
		postBody: req,
		onComplete : function(data) {
			//alert(data.responseText);
		}
	});
}

// show and hide mail confirmation
function showMailSent() {
	Effect.Appear('mailSentOK');
    			setTimeout("Effect.Fade('mailSentOK')",7500);
}