function toggleMenu(currMenu) {
	if (document.getElementById) {
		thisMenu = document.getElementById(currMenu).style
	if (thisMenu.display == "block") {
		thisMenu.display = "none"
	}
	else {
		thisMenu.display = "block"
	}
		return false
	}
	else {
		return true
	}
	}
	

function lineHi() {
	var line01 = document.getElementById('main');
	var line02 = document.getElementById('container02');
	var line03 = document.getElementById('container03');
	
	var x1 = line01.offsetHeight;
	var x2 = line02.offsetHeight;
	var x3 = line03.offsetHeight;
	
	var x = 0;
	
	if(x2>x1){
		x = x2;
	}else{
		x = x1;
	}
	
	if(x3>x){
		x = x3;
	}
	
	//line01.style.height = '100%';
	//var x = line02.style.height;
	
	//var x = line01.offsetHeight;
	line01.style.height = x + "px";
	//alert(x);
	}
	
	
//publication navigation
function formHandler(form) {
	var URL = document.form.site.options[document.form.site.selectedIndex].value;
	window.location.href = URL;
	}
		
//contact form validate				
function validateForm(contact)
	{
	
	if(""==document.forms.contact.c_first.value)
	{
	alert("Please enter your First name.");
	return false;
	}
	
	if(""==document.forms.contact.c_last.value)
	{
	alert("Please enter your Last name.");
	return false;
	}
	
	if(""==document.forms.contact.c_company.value)
	{
	alert("Please enter your Company name.");
	return false;
	}
	
	if(""==document.forms.contact.c_title.value)
	{
	alert("Please enter your Job Title name.");
	return false;
	}
	
	if(""==document.forms.contact.c_email.value)
	{
	alert("Please enter your Email address.");
	return false;
	}
	
	}
	
	
//contact careers form validate				
function validateFormCareers(contact)
	{
	
	if(""==document.forms.contact.c_position.value)
	{
	alert("Please enter the position you are applying for.");
	return false;
	}
	
	if(""==document.forms.contact.c_first.value)
	{
	alert("Please enter your First name.");
	return false;
	}
	
	if(""==document.forms.contact.c_last.value)
	{
	alert("Please enter your Last name.");
	return false;
	}
	
	if(""==document.forms.contact.c_company.value)
	{
	alert("Please enter your Company name.");
	return false;
	}
	
	if(""==document.forms.contact.c_title.value)
	{
	alert("Please enter your Job Title name.");
	return false;
	}
	
	if(""==document.forms.contact.c_email.value)
	{
	alert("Please enter your Email address.");
	return false;
	}
	
	}
	

//pop-up window for careers
function openwindow101()
	{
	
	window.open("http://www.thomaspublishing.com/careers/contact_careers.php","mywindow","resizable=1,scrollbars=1,width=530,height=600");
	}