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("ul");
	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.className = this.current.parentNode.className.replace(" over","");						
												if (nav.current.submenu)						
													nav.current.submenu.style.display = "none";
												nav.current = null;					
											}
								}
					}, 500);
				}
	}

	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.className = nav.current.parentNode.className.replace(" over","");			
				if (nav.current.submenu)				
					nav.current.submenu.style.display = "none";
				nav.current = null;
			}
			
			if (nav.current != this) {
				if( seq !=0)
		this.submenu.parentNode.className +=" over";			
				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();
}



var nowZoom = 100; 
var maxZoom = 200;
var minZoom = 80; 
 
function zoomIn() 
{ 
    if (nowZoom < maxZoom) 
    { 
        nowZoom += 10;  
    } 
    else 
    { 
        return; 
    } 
    document.body.style.zoom = nowZoom + "%"; 
} 



function zoomOut() 
{ 
    if (nowZoom > minZoom) 
    { 
        nowZoom -= 10; 
    } 
    else 
    { 
        return; 
    } 
    document.body.style.zoom = nowZoom + "%"; 
} 


function zoomDefault() 
{ 
    nowZoom = 100; 
    document.body.style.zoom = nowZoom + "%"; 
}