var base_url = 'http://www.foundationandleveling.com/';

function toggle_modal( id ){
	var overlay = document.getElementById('modal-overlay');
	var modal 	= document.getElementById(id);
	
	if( modal.style.display == 'none' || modal.style.display == '' ){
		overlay.style.display = 'block';
		modal.style.display = 'block';
		new Effect.ScrollTo('header',{duration:0.5});
	}
	else{
		overlay.style.display = 'none';
		modal.style.display = 'none';
	}
}
function toggle_url( url ){
	var overlay = document.getElementById('modal-overlay');
	var modal 	= document.getElementById(url);
	
	if( modal.style.display == 'none' || modal.style.display == '' ){
		overlay.style.display = 'block';
		modal.style.display = 'block';
		new Effect.ScrollTo('header',{duration:0.5});
	}
	else{
		overlay.style.display = 'none';
		modal.style.display = 'none';
	}
}

function toggle_layer( id ){
	if( document.getElementById(id).style.display == 'block' || document.getElementById(id).style.display == '' )
		document.getElementById(id).style.display = 'none';
	else
		document.getElementById(id).style.display = 'block';
}

function highlight_li( id ){
	if( id == undefined || id == '' ){
		var current = document.getElementById('current');
		
		if( current.className == '' )
			current.className = 'nohover';
		else
			current.className = '';
	}
	else{
		var hyperlink = document.getElementById(id);
		var li		  = hyperlink.parentNode;
		if( li.className != 'hover' ){
			li.className = 'hover';
			highlight_li();
		}
		else{
			li.className = '';
			highlight_li();
		}
	}
}