// Drop Down Menu
var tab = 0;
var subtab = 0;
var menu = new Array("weddings","portraits");

// expand() makes selected layer taller (height property)
function expandTab(id){
	tab=document.getElementById(id);
	tab.style.visibility='visible';
}
// contract() makes selected layer shorter (height property)
function contractTab(){
	if(tab){
		tab.style.visibility = 'hidden';
	}
}