// (c)2006 www.cogentmedia.co.uk. All rights reserved.

//	image preloaders

if (document.images) // make sure browser supports image object
{
	// Preloaders for main menu
	image01 = new Image(86, 22);
	image01.src = "/resources/formButtonSubmitDown.gif";
	image02 = new Image(86, 22);
	image02.src = "/resources/formButtonClearDown.gif";

}

function checkQuestionForm(form)
{
	if (form.name.value=="")
	{
		alert("Please enter your name.");
		form.name.focus();
		return false;
	}
	if (form.email.value=="")
	{
		alert("Please enter your email address.");
		form.email.focus();
		return false;
	}
	if (form.verify.value=="")
	{
		alert("Please verify your email address.");
		form.verify.focus();
		return false;
	}
	if (form.verify.value!=form.email.value)
	{
		alert("The email addresses do not match.\nPlease try again:");
		clearField(form.email);
		clearField(form.verify);
		form.email.focus();
		return false;
	}
	return true;
}

function checkContactForm(form)
{
	if (form.surName.value=="")
	{
		alert("Please enter your surname.");
		form.surName.focus();
		return false;
	}
	if (form.company.value=="")
	{
		alert("Please enter your company name.\nIf no company, type 'none'.");
		form.company.focus();
		return false;
	}
	if (form.email.value=="")
	{
		alert("Please enter your email address.");
		form.email.focus();
		return false;
	}
	return true;
}

function legalWindow(url)
{
	legalInfo=window.open(url, "legal", "width=400,height=580,top=0,left=0,status=0,menubar=0,location=0,resizeable=1,scrollbars=1");
	legalInfo.focus();
}

function setParameters(formID)
{
	form=document.getElementById(formID);
	form.referrer.value=document.referrer;
	form.requested.value=document.URL;
	form.browser.value=navigator.appName;
	form.userAgent.value=navigator.userAgent;
}

function clearField(field)
{
	field.value="";
}