function changeFontSize(layerName,size) {

	var currentSize = "";
	var divID = document.getElementById(layerName);

	if (divID.style.fontSize == "") {
		currentSize = 14;
	}
	else {
		currentSize = divID.style.fontSize.replace("px","");
		currentSize = Number(currentSize);
	}
	
	divID.style.fontSize = currentSize + size + "px";
}

function check_sendNews (formName) {

	var formElements = document.forms[formName].elements;
	
	if (formElements["from_nameP"].value == "" || formElements["from_nameP"].value.length < 3) {
		alert(messages[38]);
		return false;
	}
	else if (!checkEmail(formElements["from_emailP"].value)) {
		alert(messages[39]);
		return false;
	}
	else if (formElements["to_nameP"].value == "" || formElements["to_nameP"].value.length < 3) {
		alert(messages[40]);
		return false;
	}
	else if (!checkEmail(formElements["to_emailP"].value)) {
		alert(messages[41]);
		return false;
	}
        else if (formElements["captcha_codeP"].value == "") {
		alert(messages[42]);
		return false;
	}        

	return true;
}