/* 
Script creates and displays dynamic menus
Author: Ilya Zarkhin (ilya_zarkhin@yahoo.com)
Date: 10/4/00
*/


window.onerror = null;
 var bName = navigator.appName;
 var bVer = parseInt(navigator.appVersion);
 var NS = (bName == "Netscape" && bVer >= 4);
 var IE = (bName == "Microsoft Internet Explorer" && bVer >= 4);
 var NS4 = (bName == "Netscape" && bVer >= 4);
 var IE4 = (bName == "Microsoft Internet Explorer" && bVer >= 4);
 var NS3 = (bName == "Netscape" && bVer < 4);
 var IE3 = (bName == "Microsoft Internet Explorer" && bVer < 4);
 var menuActive = 0
 var menuOn = 0
 var onLayer
 var timeOn = null
 var top_position = (NS3 || NS4) ? 62: 63;
 var style_str = "";

 style_str += '<style>\n'
     +  '<!-- \n' 
     +  '#Corporate   { left: 163px; position: absolute; top: ' + top_position + 'px; visibility: hidden; z-index: 1 }\n'
     +  '#Products    { left: 170px; position: absolute; top: ' + top_position + 'px; visibility: hidden; z-index: 1 }\n'
     +  '#News        { left: 594px; position: absolute; top: ' + top_position + 'px; visibility: hidden; z-index: 1 }\n'
     +  '-->\n'
     +  '</style>\n';

document.write(style_str);

// LAYER SWITCHING CODE
if (NS4 || IE4) {
 if (navigator.appName == "Netscape") {
 layerStyleRef="layer.";
 layerRef="document.layers";
 styleSwitch="";
 }else{
 layerStyleRef="layer.style.";
 layerRef="document.all";
 styleSwitch=".style";
 }
}
 
// SHOW MENU
function showLayer1(layerName){
if (NS4 || IE4) {
 if (timeOn != null) {
 clearTimeout(timeOn)
 hideLayer1(onLayer)
 }
 if (NS4 || IE4) {
 eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
 } 
 onLayer = layerName
 }
}
// HIDE MENU
function hideLayer1(layerName){
 if (menuActive == 0) {
 if (NS4 || IE4) {
 eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
 }
 }
}

// TIMER FOR BUTTON MOUSE OUT
function btnTimer() {
 timeOn = setTimeout("btnOut()",3000)
}

// BUTTON MOUSE OUT
function btnOut(layerName) {
 if (menuActive == 0) {
 hideLayer1(onLayer)
 }
}

// MENU MOUSE OVER 
function menuOver(itemName) {
 clearTimeout(timeOn)
 menuActive = 1
}

// MENU MOUSE OUT 
function menuOut(itemName) {
 menuActive = 0 
 timeOn = setTimeout("hideLayer1(onLayer)", 3000)
 }

// IMAGE SWAPPING
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;
}
/* Functions that swaps images. */
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];}
}
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;
}

/* Functions that handle preload. */
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];}}
}