var timeoutId = null;

function toggleCell()
{
	// Check we have the correct element, and not the A tag child.
	var srcCell;
	if (event.srcElement.tagName == "TD")
	{
		srcCell = event.srcElement;
	}
	else
	{
		srcCell = event.srcElement.parentElement;
	}
	
	// Now change the style of the button.
	if (event.type == "mouseover")
	{
		highlightCell(srcCell);
	}
	else
	{
		unhighlightCell(srcCell);
	}
}

function highlightCell(srcCell)
{
	if (timeoutId != null)
	{
		clearTimeout(timeoutId);
	}
	
	if (srcCell.className.indexOf("sub",0) < 0)
	{
		/* srcCell.className = "menuCellOver"; */
	}
	else
	{
		srcCell.className = "subMenuCellOver";
	}
	
	if (srcCell.id == "cat03" || srcCell.id == "cat04")
	{
		var pos = findPos(srcCell.id);
		var category = srcCell.id;
		var cell = "sub" + category;
		var myCell = document.getElementById(cell);
	
		if (typeof(srcCell) != "object") { problem = true; strProblem += "-\tThe category '" + category + "' could not be found on the page.\n" };
		if (typeof(pos.x) != "number" || isNaN(pos.x)) { problem = true; strProblem += "-\tThe x position of the category '" + category + "' has not been found.\n" };
		if (typeof(pos.y) != "number" || isNaN(pos.y)) { problem = true; strProblem += "-\tThe y position of the category '" + category + "' has not been found.\n" };
		if (typeof(pos.width) != "number") { problem = true; strProblem += "-\tThe width of the category '" + category + "' has not been found.\n" };
		if (typeof(pos.height) != "number") { problem = true; strProblem += "-\tThe height of the category '" + category + "' has not been found.\n" };
	
		if (!errorAlert())
		{
			if (myCell != null) // Otherwise a sub menu doesn't seem to exist.
			{
				hideAll();
						
				var myLeft = pos.x - 1;
				var myCategoryHeight = stripPX(srcCell.currentStyle.height);
				var myTop = pos.y + myCategoryHeight;

				myCell.style.display = "block";
				myCell.style.top = myTop + "px";
				myCell.style.left = myLeft + "px";
				//doTimeout = true;
				//timeoutId = setTimeout("doTimeoutFunction()",1000);
			}
		}
	}
}

function doTimeoutFunction()
{
	if (timeoutId != null)
	{
		hideAll();
	}
	else
		return;
}

function hideAll()
{
	//document.getElementById("subcat01").style.display = "none";
	//document.getElementById("subcat02").style.display = "none";
	document.getElementById("subcat03").style.display = "none";
	document.getElementById("subcat04").style.display = "none";
	//document.getElementById("subcat05").style.display = "none";
	//document.getElementById("subcat06").style.display = "none";
	clearTimeout(timeoutId);
}

function unhighlightCell(srcCell)
{
	doTimeout = true;
	
	if (srcCell.className.indexOf("sub",0) < 0)
	{
		/* srcCell.className = "menuCellOut"; */
	}
	else
	{
		srcCell.className = "subMenuCellOut";
	}	
	closeSubCategory();
}

function closeSubCategory()
{
	myToElement = window.event.toElement;
	myFromElement = window.event.fromElement;
	mySrcElement = window.event.srcElement;
  
	if (myToElement != null)
	{
		if(
			(myToElement.className == "subMenuTable") ||
			(myToElement.className == "menuTable") ||
			(myToElement.className == "menuCell") ||
			(myToElement.className == "menuCellOver") ||
			(myToElement.className == "menuCellOut") ||
			(myToElement.className == "subMenuCell") ||
			(myToElement.className == "subMenuCellOver") ||
			(myToElement.className == "subMenuCellOut")
			)
		{
			// Then we don't want to close it.
			clearTimeout(timeoutId);
			timeoutId = null;
		}
		else
		{
			timeoutId = setTimeout("doTimeoutFunction()",1000);
			//hideAll();
		}
	}
}

function hideSubCategories(subcategories)
{
	document.getElementById(subcategories).style.visibility = "hidden";
}

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_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}

function mmLoadMenus() {
  if (window.mm_menu_0106154525_0) return;
  window.mm_menu_0106154525_0 = new Menu("root",95,18,"Arial, Helvetica, sans-serif",12,"#000000","#ffffff","#ffffff","#ff0000","left","middle",3,0,1000,-5,7,true,true,false,0,true,true);
  mm_menu_0106154525_0.addMenuItem("DLT&nbsp;tape","window.open('dlt.html', 'centre');");
  mm_menu_0106154525_0.addMenuItem("Super&nbsp;DLT&nbsp;tape","window.open('superdlt.html', 'centre');");
  mm_menu_0106154525_0.addMenuItem("LTO&nbsp;1","window.open('lto1.html', 'centre');");
  mm_menu_0106154525_0.addMenuItem("LTO&nbsp;2","window.open('lto2.html', 'centre');");
  mm_menu_0106154525_0.addMenuItem("Cleaning&nbsp;tapes","window.open('cleaning.html', 'centre');");
   mm_menu_0106154525_0.hideOnMouseOut=true;
   mm_menu_0106154525_0.menuBorder=1;
   mm_menu_0106154525_0.menuLiteBgColor='#ffffff';
   mm_menu_0106154525_0.menuBorderBgColor='#333333';
   mm_menu_0106154525_0.bgColor='#999999';
  window.mm_menu_0106192843_1 = new Menu("root",85,18,"Arial, Helvetica, sans-serif",12,"#000000","#ffffff","#ffffff","#ff0000","left","middle",3,0,1000,-5,7,true,true,false,0,true,true);
  mm_menu_0106192843_1.addMenuItem("Pre-labelling","window.open('plpass.html', 'centre');");
  mm_menu_0106192843_1.addMenuItem("Laser&nbsp;Etching","window.open('lepass.html', 'centre');");
   mm_menu_0106192843_1.hideOnMouseOut=true;
   mm_menu_0106192843_1.menuBorder=1;
   mm_menu_0106192843_1.menuLiteBgColor='#ffffff';
   mm_menu_0106192843_1.menuBorderBgColor='#333333';
   mm_menu_0106192843_1.bgColor='#999999';

  mm_menu_0106192843_1.writeMenus();
}