// JavaScript Document
isNS4 = (document.layers) ? true : false;
isIE4 = (document.all && !document.getElementById) ? true : false;
isIE5 = (document.all && document.getElementById) ? true : false;
isNS6 = (!document.all && document.getElementById) ? true : false;

if (isNS4) {
	var styleProperty = '';
} else {
	var styleProperty = '.style';
}
var timeOn = null;
var elm = null;
			
var menusArray = new Array('menu1','menu2','menu3','menu4','menu5','menu6','menu7','menu8','menu9');
		
function getLayerStyle(myLayer) { 
	var temp = null;
	if (isNS4) {
		var temp = eval('document.layers["' + myLayer + '"]');
	} else if (isIE4) {
		var temp = eval('document.all["' + myLayer + '"].style');
	} else if (isIE5 || isNS6) {
		var temp = eval('document.getElementById("' + myLayer + '").style');
	}
	return temp;
}


function showLayer(myLayer) {
	if (timeOn != null) {
		clearTimeout(timeOn);
	}
	killLayers();
	var tempMenu = getLayerStyle(myLayer);

	tempMenu.visibility = 'visible';
}
function keepAlive(offon) {
	clearTimeout(timeOn);
	if (offon == 0) {
		timeOn = setTimeout("killLayers()",500);
	}
}

function hideLayers() {
	timeOn = setTimeout("killLayers()",500);
}

function killLayers(keepLayer) {
	var i;
	for (i=0; i<menusArray.length; i++) {
		var tempMenu = getLayerStyle(menusArray[i]);
		tempMenu.visibility = 'hidden';
	}
	if (keepLayer != null) {
		var tempMenu = getLayerStyle(keepLayer);
		tempMenu.visibility = 'visible';
	}
}
function MM_findObj(n, d) { //v3.0
	var p,i,x;	if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments;
  document.MM_sr=new Array;
	for(i=0;i<(a.length-1);i+=2) {
	  	if ((x=MM_findObj(a[i]))!=null) {
			document.MM_sr[j++]=x;
			if (!x.oSrc) x.oSrc=x.src; x.src=a[i+1];
		}
	}
}

function MM_swapImgRestore() { //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	 var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	 if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}