/********** Navigation Menu **********/
function initNavigation(seq) {
	var nav = document.getElementById("topmenu");
	nav.menu = new Array();
	nav.current = null;
	nav.menuseq = 0;
	navLen = nav.childNodes.length;
	
	allA = nav.getElementsByTagName("a");
	for(k = 0; k < allA.length; k++) {
		allA.item(k).onmouseover = allA.item(k).onfocus = function () {
			nav.isOver = true;			
		}
		allA.item(k).onmouseout = allA.item(k).onblur = function () {
			nav.isOver = false;
			//alert(event.button);
			setTimeout(function () {				
				if (nav.isOver == false) {					
					if (nav.menu[seq]) {
						nav.menu[seq].onmouseover();	
					} else if(nav.current) {									
						//if( seq != 0)
						//this.current.parentNode.style.display = "block";						
						if (nav.current.submenu)						
							nav.current.submenu.style.display = "none";
						nav.current = null;					
					}
				}				
			}, 5000);
		}
	}

	for (i = 0; i < navLen; i++) {
		navItem = nav.childNodes.item(i);
		if (navItem.tagName != "LI") 
			continue;
				
		navAnchor = navItem.getElementsByTagName("a").item(0);
		navAnchor.submenu = navItem.getElementsByTagName("ul").item(0);
				
		navAnchor.onmouseover = navAnchor.onfocus = function () {	
			
			if (nav.current) {		
				
				//if( seq != 0)
				//	nav.current.parentNode.style.display = "block";				
				if (nav.current.submenu)				
					nav.current.submenu.style.display = "none";
				nav.current = null;
			}
			
			if (nav.current != this) {
				
				if (this.submenu)		{							
					this.submenu.style.display = "block";
				}
				nav.current = this;
			}

			nav.isOver = true;			
		}
		nav.menuseq++;
		nav.menu[nav.menuseq] = navAnchor;
	}
	if (nav.menu[seq])
		nav.menu[seq].onmouseover();
}

/********** Tab Content **********/
function initTabMenu(tabContainerID) {
	var tabContainer = document.getElementById(tabContainerID);
	var tabAnchor = tabContainer.getElementsByTagName("a");
	var i = 0;

	for(i=0; i<tabAnchor.length; i++) {
		if (tabAnchor.item(i).className == "tab")
			thismenu = tabAnchor.item(i);
		else
			continue;

		thismenu.container = tabContainer;
		thismenu.targetEl = document.getElementById(tabAnchor.item(i).href.split("#")[1]);
		thismenu.targetEl.style.display = "none";
		thismenu.imgEl = thismenu.getElementsByTagName("img").item(0);

		thismenu.onclick = function tabMenuClick() {
			currentmenu = this.container.current;
			if (currentmenu == this) return false;
			if (currentmenu) {
				currentmenu.targetEl.style.display = "none";
				if (currentmenu.imgEl) {
					currentmenu.imgEl.src = currentmenu.imgEl.src.replace("_on.", "_off.");
				} else {
					currentmenu.className = currentmenu.className.replace(" on", "");
				}
			}
			this.targetEl.style.display = "";
			if (this.imgEl) {
				this.imgEl.src = this.imgEl.src.replace("_off.", "_on.");
			} else {
				this.className += " on";
			}
			this.container.current = this;
			return false;
		};
		if (!thismenu.container.first) 
			thismenu.container.first = thismenu;
	}
	if (tabContainer.first) 
		tabContainer.first.onclick();
}