// JavaScript Document
var activeTab='tip1';

function switchTip(tip){
	document.getElementById('tip1').style.display = 'none';
	document.getElementById('tip2').style.display = 'none';
	document.getElementById('tip3').style.display = 'none';
	document.getElementById('tip1Link').style.color = '#827368';
	document.getElementById('tip2Link').style.color = '#827368';
	document.getElementById('tip3Link').style.color = '#827368';
	document.getElementById(tip).style.display = 'block';
	document.getElementById(tip+'Link').style.color = '#E52526';
	document.getElementById('tip1Link').setAttribute("class", "tipSelector");
	document.getElementById('tip2Link').setAttribute("class", "tipSelector");
	document.getElementById('tip3Link').setAttribute("class", "tipSelector");
	document.getElementById(tip+'Link').setAttribute("class", "tipSelected");
	document.getElementById('tip1Link').setAttribute("className", "tipSelector");
	document.getElementById('tip2Link').setAttribute("className", "tipSelector");
	document.getElementById('tip3Link').setAttribute("className", "tipSelector");
	document.getElementById(tip+'Link').setAttribute("className", "tipSelected");
	activeTab=tip;
}

function mouseOver(menuItem){
	var classString = menuItem.className;

	if (classString.match('over'))
	{
		menuItem.className = 'menuItem';
	}
	else
	{
		menuItem.className = 'menuItem over';
	}


}

function checkContactForm(formObj) {
	errorMsg = '';
	if (formObj.contactName.value == 'Your name' || formObj.contactName.value == '') {
		errorMsg = 'Please enter your name\n';
	}
	if (formObj.contactEmail.value == 'Your email address' || formObj.contactEmail.value == '') {
		errorMsg = errorMsg + 'Please enter your email address\n';
	}
	if (formObj.contactQuery.value == 'Your query here' || formObj.contactQuery.value == '') {
		errorMsg = errorMsg + 'Please enter your query';	
	}
	if (errorMsg != '') {
		alert(errorMsg);
		return false;
	}
	return true;
}

function checkContent(field, valueString) {
	if (field.value == valueString) { 
		field.value=''; 
	}
}

function checkContentBack(field, valueString) {
	if (field.value == '') { 
		field.value=valueString; 
	}
}