// JavaScript Document
var onMenu = false;
var delay = 500;
var stID = 0;

function openWES(menuID,clipRect,maskID){
	
	setClip(menuID,clipRect);
	document.getElementById(maskID).style.visibility = "visible";
	
	switch(menuID){
		case "hvsAboutUs":
			closeWES("hvsProducts","rect(0px 191px 24px 0px)","hvsProductsMask");
			closeWES("hvsProducts2","rect(0px 191px 24px 0px)","hvsProductsMask");
			closeWES("hvsTSS","rect(0px 180px 24px 0px)","hvsTSSMask");
			closeWES("hvsTSS2","rect(0px 180px 24px 0px)","hvsTSSMask");
			break;
		case "hvsProducts":
			closeWES("hvsAboutUs","rect(0px 205px 24px 0px)","hvsAboutUsMask");
			closeWES("hvsTSS","rect(0px 180px 24px 0px)","hvsTSSMask");
			closeWES("hvsTSS2","rect(0px 180px 24px 0px)","hvsTSSMask");
			break;
		case "hvsTSS":
			closeWES("hvsAboutUs","rect(0px 205px 24px 0px)","hvsAboutUsMask");
			closeWES("hvsProducts","rect(0px 191px 24px 0px)","hvsProductsMask");
			closeWES("hvsProducts2","rect(0px 191px 24px 0px)","hvsProductsMask");
			break;
	}
}

//added only for HVS - closes all menus besides but hvsMyHVS
function openhvsMyHVS(){
	closeWES("hvsAboutUs","rect(0px 205px 24px 0px)","hvsAboutUsMask");
	closeWES("hvsProducts","rect(0px 191px 24px 0px)","hvsProductsMask");
	closeWES("hvsProducts2","rect(0px 191px 24px 0px)","hvsProductsMask");
	closeWES("hvsTSS","rect(0px 180px 24px 0px)","hvsTSSMask");
	closeWES("hvsTSS2","rect(0px 180px 24px 0px)","hvsTSSMask");
}

function closeWES(menuID,clipRect,maskID){
	switch(typeof menuID){
		case "string":
			setClip(menuID,clipRect);
			break;
		case "object":
			for(i=0;i<menuID.length;i++){
				setClip(menuID[i],clipRect);
			}
			break;
	}
	document.getElementById(maskID).style.visibility = "hidden";
	
	closeSubs();
}
function closeSubs(){
	document.getElementById("HVS12sub").style.display = "none";
	document.getElementById("HVS14sub").style.display = "none";
}
function swapStyle(elem,styleName){
	document.getElementById(elem).className = styleName;
}

function swapImage(elem,newImg){
	document.getElementById(elem).src = newImg;
}

function setMaskState(elem,vis){
	document.getElementById(elem).style.visibility = vis;
}

function rollOn(elem,hoverStyle){
	swapStyle(elem,hoverStyle);
	clearDelay();
}
function rollOff(elem,staticStyle,menuID,clipRect,maskID){
	swapStyle(elem,staticStyle);
	setDelay(menuID,clipRect,maskID);
}
function menuCheck(menuID,clipRect,maskID){
	if (onMenu == false){
		closeWES(menuID,clipRect,maskID);
		stID = 0;
	}else{
		clearDelay();
	}
}
function clearDelay(){
	onMenu=true;
	clearTimeout(stID);
	stID = 0;
}
function setDelay(menuID,clipRect,maskID){
	onMenu=false;
	var relay = function(){//allows setTimeout to pass variables
		menuCheck(menuID,clipRect,maskID);
	}
	if(stID == 0){
		stID = setTimeout(relay,delay);
		//stID = setTimeout("menuCheck('"+menuID+"','"+clipRect+"','"+maskID+"')",delay);
	}else{
		clearTimeout(stID);
		stID = setTimeout(relay,delay);
		//stID = setTimeout("menuCheck('"+menuID+"','"+clipRect+"','"+maskID+"')",delay);
	}
}

function openSub(elem){
	document.getElementById(elem).style.display = "inline";
}

function setClip(elem,clipRect){
	document.getElementById(elem).style.clip = clipRect;
}

function goPage(pURL){
	document.location = pURL;
}

//------------------------------------------------rollover/preload code----------------------------------
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];}}
}

function MM_findObj(n, d) { //v4.01
  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);
  if(!x && d.getElementById) x=d.getElementById(n); 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-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


MM_preloadImages('images/menu-hvs-MyHVS.gif','images/menu-hvs-MyHVS-over.gif','images/menu-hvs-AboutUs.gif','images/menu-hvs-AboutUs-over.gif','images/menu-hvs-aboutus-m.gif','images/menu-hvs-aboutus-m-over.gif','images/menu-hvs-Products.gif','images/menu-hvs-Products-over.gif','images/menu-hvs-products-m.gif','images/menu-hvs-products-m-over.gif','images/menu-hvs-TSS.gif','images/menu-hvs-TSS-over.gif','images/menu-hvs-tss-m.gif','images/menu-hvs-tss-m-over.gif');