/*
 * The below function is used for showing or hiding the blog menu drop down 
 */
function toggleBlogDropDown() {
	if(document.getElementById('blogSubNav') != undefined) {
		var subMenu = document.getElementById('blogSubNav');
		if(subMenu.className == "showSubmenu") {
			subMenu.className = "hideSubmenu";
		} else {
			// It must now be hidden so lets show it
			subMenu.className = "showSubmenu";
		}
	}
}

function toggleAboutDropDown() {
	if(document.getElementById('aboutSubNav') != undefined) {
		var subMenu = document.getElementById('aboutSubNav');
		
		subMenu.className = (subMenu.className == "showSubmenu") ? "hideSubmenu" : "showSubmenu";
	}
}

function toggleShopDropDown() {
	if(document.getElementById('browseSubNav') != undefined) {
		var subMenu = document.getElementById('browseSubNav');
		
		subMenu.className = (subMenu.className == "showSubmenu") ? "hideSubmenu" : "showSubmenu";
	}
}

function registerButtons() {
	if(document.getElementById('blogSubNav') != undefined) {
		document.getElementById('blogSubNav').onmouseout = toggleBlogDropDown;
	}
	
	if(document.getElementById('blogNav') != undefined) {
		document.getElementById('blogNav').onmouseover = toggleBlogDropDown;
		document.getElementById('blogNav').onmouseout = toggleBlogDropDown;
	}
	
	if(document.getElementById('aboutSubNav') != undefined) {
		document.getElementById('aboutSubNav').onmouseout = toggleAboutDropDown;
	}
	
	if(document.getElementById('aboutNav') != undefined) {
		document.getElementById('aboutNav').onmouseout = toggleAboutDropDown;
		document.getElementById('aboutNav').onmouseover = toggleAboutDropDown;
	}
	
	if(document.getElementById('browseSubNav') != undefined) {
		document.getElementById('browseSubNav').onmouseout = toggleShopDropDown;
	}
	
	if(document.getElementById('browseNav') != undefined) {
		document.getElementById('browseNav').onmouseout = toggleShopDropDown;
		document.getElementById('browseNav').onmouseover = toggleShopDropDown;
	}
}