// [[ Global Navigation Bar ]]
function initNavigation(seq) {
	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;
			setTimeout(function () {
				if (nav.isOver == false) {
					if (nav.menu[seq])
						nav.menu[seq].onmouseover();
					else if(nav.current) {
						//menuImg = nav.current.childNodes.item(0);
						var menuImg = null;
						var i=0;
						while(menuImg == null || menuImg.src == null ){
							menuImg = nav.current.childNodes.item(i++);
						}

						if(menuImg != null && menuImg.src != null ){
							menuImg.src = menuImg.src.replace("_on.gif", ".gif");
						}
						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) {
				//menuImg = nav.current.childNodes.item(0);
				var menuImg = null;
				var i=0;
				while(menuImg == null || menuImg.src == null ){
					menuImg = nav.current.childNodes.item(i++);
				}

				if(menuImg != null && menuImg.src != null ){
					menuImg.src = menuImg.src.replace("_on.gif", ".gif");
				}
				if (nav.current.submenu)
					nav.current.submenu.style.display = "none";
				nav.current = null;
			}
			//mouseover
			if (nav.current != this) {
				//menuImg = this.childNodes.item(0);
				var menuImg = null;
				var i=0;
				while(menuImg == null || menuImg.src == null ){
					menuImg = this.childNodes.item(i++);
				}

				if(menuImg != null && menuImg.src != null ){
					if( menuImg.src.indexOf("_on.gif") < 0 ){
						menuImg.src = menuImg.src.replace(".gif", "_on.gif");
					}
				}
				
				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();
} // [[ END Global Navigation Bar ]]

// [[ Rollover ]]
function menuOn(imgEl) {
 imgEl.src = imgEl.src.replace("_on.gif", ".gif");
 imgEl.src = imgEl.src.replace(".gif", "_on.gif");
}

function menuOut(imgEl) {
 imgEl.src = imgEl.src.replace("_on.gif", ".gif");
} // [[ END Global Navigation Bar ]]


var clear="/img/common/clear.gif" //path to clear.gif

pngfix=function(){var els=document.getElementsByTagName('*');var ip=/\.png/i;var i=els.length;while(i-- >0){var el=els[i];var es=el.style;if(el.src&&el.src.match(ip)&&!es.filter){es.height=el.height;es.width=el.width;es.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+el.src+"',sizingMethod='crop')";el.src=clear;}else{var elb=el.currentStyle.backgroundImage;if(elb.match(ip)){var path=elb.split('"');var rep=(el.currentStyle.backgroundRepeat=='no-repeat')?'crop':'scale';es.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+path[1]+"',sizingMethod='"+rep+"')";es.height=el.clientHeight+'px';es.backgroundImage='none';var elkids=el.getElementsByTagName('*');if (elkids){var j=elkids.length;if(el.currentStyle.position!="absolute")es.position='static';while (j-- >0)if(!elkids[j].style.position)elkids[j].style.position="relative";}}}}}
window.attachEvent('onload',pngfix);