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function validateSearch(myForm) {
	if(myForm.zoom_query.value == "") {
		alert("Please enter a search phrase");
		return false;
	} else {
		return true;
	}
}

function validate(myForm) {
	var strErr = "";
	
	if(myForm.txtName.value == "")
		strErr += " - Please enter your name\n";
	if(myForm.txtTelephone.value == "")
		strErr += " - Please enter your telephone number\n";
	if(myForm.txtName.value == "")
		strErr += " - Please enter your enquiry\n";
	if(strErr.length > 0) {
		alert("Your enquiry could not be submitted, please correct the following errors and then resend:\n"+strErr);
		return false;
	} else {
		return true;
	}		
}

function validateContact(myForm) {
	if(myForm.txtName.value == "" || myForm.txtTel.value == "") {
		alert("Please enter your name AND your telephone number before submitting");
		return false;
	} else {
		return true;
	}
}

function changeTextSize(textSize) {
	document.body.className = 'site ' + textSize;
	return false;
}

function printPage() {
	window.print();
	return false;
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

window.onunload = function(e) {
	var textSize = document.body.className.split(' ')[1];
	createCookie('style', textSize, 365);
}

//--><!]]>