// JavaScript Document

function createLink($text, $class){
	var $linkText = document.createTextNode($text);
	var $link = document.createElement('a');
	$link.onclick = tabSwitch;
	$link.className = $class;
	$link.appendChild($linkText);
	return $link;
}

function initTabs(){
	//var $tabLinks = createLink('Internet Marketing Courses') + createLink('Internet Marketing Training');
	if(document.getElementById('Internet Marketing Courses')){
		document.getElementById('tab-box').insertBefore(createLink('Internet Marketing Courses', 'tablink-on'), document.getElementById('Internet Marketing Courses'));
	}
	if(document.getElementById('Internet Marketing Training')){
		document.getElementById('tab-box').insertBefore(createLink('Internet Marketing Training', 'tablink-off'), document.getElementById('Internet Marketing Courses'));
	}
	if(document.getElementById('Free Internet Marketing Course')){
		document.getElementById('tab-box').insertBefore(createLink('Free Internet Marketing Course', 'tablink-off'), document.getElementById('Internet Marketing Courses'));
	}
	if(document.getElementById('Online Marketing Course')){
		document.getElementById('tab-box').insertBefore(createLink('Online Marketing Course', 'tablink-off'), document.getElementById('Internet Marketing Courses'));
	}

	document.getElementById('Internet Marketing Training').style.display = 'none';
	if(document.getElementById('Free Internet Marketing Course'))document.getElementById('Free Internet Marketing Course').style.display = 'none';
	if(document.getElementById('Online Marketing Course'))document.getElementById('Online Marketing Course').style.display = 'none';
	if(document.getElementById('Internet Marketing Training'))document.getElementById('Internet Marketing Training').style.display = 'none';

}

function tabSwitch(){
	if(this.innerHTML == 'Internet Marketing Courses'){
		if(document.getElementById('Internet Marketing Courses').style.display == 'none'){
			document.getElementById('Internet Marketing Courses').style.display = 'block';
			document.getElementById('Internet Marketing Training').style.display = 'none';
			document.getElementById('Free Internet Marketing Course').style.display = 'none';
			document.getElementById('Online Marketing Course').style.display = 'none';

			this.className = 'tablink-on';
			this.nextSibling.className = 'tablink-off';
			this.nextSibling.nextSibling.className = 'tablink-off';
			this.nextSibling.nextSibling.nextSibling.className = 'tablink-off';

			if(document.getElementById('Free Internet Marketing Course'))this.nextSibling.nextSibling.className = 'tablink-off';
			
		}
	}
	if(this.innerHTML == 'Internet Marketing Training'){
		if(document.getElementById('Internet Marketing Training').style.display == 'none'){
			document.getElementById('Internet Marketing Training').style.display = 'block';
			document.getElementById('Internet Marketing Courses').style.display = 'none';
			document.getElementById('Free Internet Marketing Course').style.display = 'none';
			document.getElementById('Online Marketing Course').style.display = 'none';

			this.className = 'tablink-on';
			this.previousSibling.className = 'tablink-off';
			this.nextSibling.nextSibling.className = 'tablink-off';
			if(document.getElementById('Free Internet Marketing Course'))this.nextSibling.className = 'tablink-off';
		}
	}
	if(this.innerHTML == 'Free Internet Marketing Course'){
		if(document.getElementById('Free Internet Marketing Course').style.display == 'none'){
			document.getElementById('Free Internet Marketing Course').style.display = 'block';
			document.getElementById('Internet Marketing Training').style.display = 'none';
			document.getElementById('Internet Marketing Courses').style.display = 'none';
			document.getElementById('Online Marketing Course').style.display = 'none';

			this.className = 'tablink-on';
			this.previousSibling.className = 'tablink-off';
			this.previousSibling.previousSibling.className = 'tablink-off';
			this.nextSibling.className = 'tablink-off';
			if(document.getElementById('Online Marketing Course'))this.nextSibling.className = 'tablink-off';
		}
	}
	if(this.innerHTML == 'Online Marketing Course'){
		if(document.getElementById('Online Marketing Course').style.display == 'none'){
			document.getElementById('Online Marketing Course').style.display = 'block';
			document.getElementById('Internet Marketing Training').style.display = 'none';
			document.getElementById('Internet Marketing Courses').style.display = 'none';
			document.getElementById('Free Internet Marketing Course').style.display = 'none';

			this.className = 'tablink-on';
			this.previousSibling.className = 'tablink-off';
			this.previousSibling.previousSibling.className = 'tablink-off';
			this.previousSibling.previousSibling.previousSibling.className = 'tablink-off';
		}
	}

}

window.onload = function(){
	initTabs();
}