// JavaScript Document

// Hands First Baby Sign



// Helper Functions
// -------------------------------------------
function getElem(id){
		var elem = document.getElementById(id);
		return elem;
	}
function getTags(tag){
		var tags = getElementsByTagName(tag);		
		return tags;
	}
function parseNavLink(id){
		var linkString = id.href.toString();
		var dotPos = linkString.lastIndexOf('.');
		var urlName = linkString.substring(0,dotPos);
		var slashPos = urlName.lastIndexOf('/');
		var linkName = urlName.substring(slashPos+1, urlName.length);
		return linkName;
	}


// Drop Down Functions
// -------------------------------------------
var delay;

function closeDrops(){
		var subNav = getElem('nav-sub');		
		//var subNavs = subNav.getTags('div');		
		var subNavs = document.getElementById('nav-sub').getElementsByTagName('ul');
		for(i=0;i<subNavs.length;i++){
				subNavs[i].style.display = 'none';
			}		
	}


function doDrop(nav){		
		closeDrops(); // Close All First
		clearTimeout(delay);
		var nav = 'sub-' + nav;		
		var curNav = document.getElementById(nav); // Get Current One		
		if(curNav){
			curNav.style.display = 'block';
			}
	}
	
function holdDrop(nav){	
		var nav = 'sub-' + nav;				
		var curNav = document.getElementById(nav); // Get Current One		
		curNav.style.display = 'block';
		clearTimeout(delay);
		delay = setTimeout('closeDrops()', 1000);
	}	
	
	
function init(){		
		//var globalNavs = document.getElementById('nav-global').getElementsByTagName('a');
		//var subNavs = document.getElementById('nav-sub').getElementsByTagName('ul');		
		/*
		for(i=1; i<globalNavs.length -2; i++){
			var navString = parseNavLink(globalNavs[i]);
			alert(navString);
			var setMouseovers = doDrop(navString);
			globalNavs[i].onmouseover = setMouseovers;
			alert(globalNavs[i].onmouseover)
			}*/
		// Set onmouseovers etc
		// Hide the DropDowns
		closeDrops();
		
	}