/*****************************************************
 * ypSOM
 * 3/04/2001
 *
 * a nice little script to create exclusive, slide-out
 * menus for ns4, ns6, mozilla, opera, ie4, ie5 on
 * mac and win32. I've got no linux or unix to test on but
 * it should(?) work...
 *
 * --youngpup--
 *
 * Amended 04MAR2003 Julian Madle - Weaveworld
 *
 *****************************************************/

// In-script nav definitions
document.write("<!-- LEVEL 1 Submenus -->");
document.write("<DIV ID=\"menu1Container\">");
document.write("<DIV ID=\"menu1Content\">");
document.write("<TABLE CELLPADDING=\"0\" CELLSPACING=\"0\" BORDER=\"0\" CLASS=\"submenu\">");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu11')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu11')\"><TD><A HREF=\"construction.htm\" ID=\"Link1\" onMouseOver=\"highlightLinks('ProdLink,Link1','on')\" onMouseOut=\"highlightLinks('ProdLink,Link1','off')\">Construction</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12')\"><TD><A HREF=\"packaging.htm\" ID=\"Link2\" onMouseOver=\"highlightLinks('ProdLink,Link2','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2','off')\">Packaging</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu13')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu13')\"><TD><A HREF=\"custom.htm\" ID=\"Link3\" onMouseOver=\"highlightLinks('ProdLink,Link3','on')\" onMouseOut=\"highlightLinks('ProdLink,Link3','off')\">Custom Manufacturing</A></TD></TR>");
document.write("</TABLE>");
document.write("</DIV>");
document.write("</DIV>");
document.write("<!-- LEVEL 2 Submenus -->");
document.write("<DIV ID=\"menu11Container\">");
document.write("<DIV ID=\"menu11Content\">");
document.write("<TABLE CELLPADDING=\"0\" CELLSPACING=\"0\" BORDER=\"0\" CLASS=\"submenu\">");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu11')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu11')\"><TD><A HREF=\"sisalkraft.htm\" onMouseOver=\"highlightLinks('ProdLink,Link1','on')\" onMouseOut=\"highlightLinks('ProdLink,Link1','off')\">Sisalkraft Building Papers</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu11');ypSOM.showMenu('menu112')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu11');ypSOM.hideMenu('menu112')\"><TD><A HREF=\"reflective.htm\" ID=\"Link12\" onMouseOver=\"highlightLinks('ProdLink,Link1,Link12','on')\" onMouseOut=\"highlightLinks('ProdLink,Link1,Link12','off')\">Reflective Insulation</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu11')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu11')\"><TD><A HREF=\"facings.htm\" onMouseOver=\"highlightLinks('ProdLink,Link1','on')\" onMouseOut=\"highlightLinks('ProdLink,Link1','off')\">Insulation Facings</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu11')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu11')\"><TD><A HREF=\"prolex.htm\" onMouseOver=\"highlightLinks('ProdLink,Link1','on')\" onMouseOut=\"highlightLinks('ProdLink,Link1','off')\">Prolex Polythene Laminates</A></TD></TR>");
document.write("</TABLE>");
document.write("</DIV>");
document.write("</DIV>");
document.write("<DIV ID=\"menu12Container\">");
document.write("<DIV ID=\"menu12Content\">");
document.write("<TABLE CELLPADDING=\"0\" CELLSPACING=\"0\" BORDER=\"0\" CLASS=\"submenu\">");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12')\"><TD><A HREF=\"fixpack.htm\" onMouseOver=\"highlightLinks('ProdLink,Link2','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2','off')\">Fixpack</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12')\"><TD><A HREF=\"gripsheets.htm\" onMouseOver=\"highlightLinks('ProdLink,Link2','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2','off')\">Anti-Slip Grip Sheets</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12');ypSOM.showMenu('menu123')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12');ypSOM.hideMenu('menu123')\"><TD><A ID=\"Link23\" HREF=\"metalpack.htm\" onMouseOver=\"highlightLinks('ProdLink,Link2,Link23','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2,Link23','off')\">Metal Packaging</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12')\"><TD><A HREF=\"fibreen.htm\" onMouseOver=\"highlightLinks('ProdLink,Link2','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2','off')\">Fibreen Case Liners</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12')\"><TD><A HREF=\"moistop.htm\" onMouseOver=\"highlightLinks('ProdLink,Link2','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2','off')\">Moistop Barrier Foils</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12')\"><TD><A HREF=\"seekure.htm\" onMouseOver=\"highlightLinks('ProdLink,Link2','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2','off')\">Seekure Protection</A></TD></TR>");
document.write("</TABLE>");
document.write("</DIV>");
document.write("</DIV>");
document.write("<DIV ID=\"menu13Container\">");
document.write("<DIV ID=\"menu13Content\">");
document.write("<TABLE CELLPADDING=\"0\" CELLSPACING=\"0\" BORDER=\"0\" CLASS=\"submenu\">");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu13')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu13')\"><TD><A HREF=\"barrier.htm\" onMouseOver=\"highlightLinks('ProdLink,Link3','on')\" onMouseOut=\"highlightLinks('ProdLink,Link3','off')\">Aqueous Barrier Coatings</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu13')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu13')\"><TD><A HREF=\"polythene.htm\" onMouseOver=\"highlightLinks('ProdLink,Link3','on')\" onMouseOut=\"highlightLinks('ProdLink,Link3','off')\">Polythene Barrier Liners</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu13')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu13')\"><TD><A HREF=\"reel.htm\" onMouseOver=\"highlightLinks('ProdLink,Link3','on')\" onMouseOut=\"highlightLinks('ProdLink,Link3','off')\">Reel and Ream Wrap</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu13')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu13')\"><TD><A HREF=\"specialist.htm\" onMouseOver=\"highlightLinks('ProdLink,Link3','on')\" onMouseOut=\"highlightLinks('ProdLink,Link3','off')\">Specialist</A></TD></TR>");
document.write("</TABLE>");
document.write("</DIV>");
document.write("</DIV>");
document.write("<!-- LEVEL 3 Submenus -->");
document.write("<DIV ID=\"menu112Container\">");
document.write("<DIV ID=\"menu112Content\">");
document.write("<TABLE CELLPADDING=\"0\" CELLSPACING=\"0\" BORDER=\"0\" CLASS=\"submenu\">");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu11');ypSOM.showMenu('menu112')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu11');ypSOM.hideMenu('menu112')\"><TD><A HREF=\"insulex.htm\" onMouseOver=\"highlightLinks('ProdLink,Link1,Link12','on')\" onMouseOut=\"highlightLinks('ProdLink,Link1,Link12','off')\">Insulex Reflective Insulation</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu11');ypSOM.showMenu('menu112')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu11');ypSOM.hideMenu('menu112')\"><TD><A HREF=\"parsec.htm\" onMouseOver=\"highlightLinks('ProdLink,Link1,Link12','on')\" onMouseOut=\"highlightLinks('ProdLink,Link1,Link12','off')\">Parsec</A></TD></TR>");
document.write("</TABLE>");
document.write("</DIV>");
document.write("</DIV>");
document.write("<DIV ID=\"menu123Container\">");
document.write("<DIV ID=\"menu123Content\">");
document.write("<TABLE CELLPADDING=\"0\" CELLSPACING=\"0\" BORDER=\"0\" CLASS=\"submenu\">");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12');ypSOM.showMenu('menu123')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12');ypSOM.hideMenu('menu123')\"><TD><A HREF=\"rustop.htm\" onMouseOver=\"highlightLinks('ProdLink,Link2,Link23','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2,Link23','off')\">Rustop VCI Papers</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12');ypSOM.showMenu('menu123')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12');ypSOM.hideMenu('menu123')\"><TD><A HREF=\"metal.htm\" onMouseOver=\"highlightLinks('ProdLink,Link2,Link23','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2,Link23','off')\">Metal Protection Laminates</A></TD></TR>");
document.write("<TR onMouseOver=\"ypSOM.showMenu('menu1');ypSOM.showMenu('menu12');ypSOM.showMenu('menu123')\" onMouseOut=\"ypSOM.hideMenu('menu1');ypSOM.hideMenu('menu12');ypSOM.hideMenu('menu123')\"><TD><A HREF=\"coilwrap.htm\" onMouseOver=\"highlightLinks('ProdLink,Link2,Link23','on')\" onMouseOut=\"highlightLinks('ProdLink,Link2,Link23','off')\">Coilwrap Metal Packaging Film</A></TD></TR>");
document.write("</TABLE>");
document.write("</DIV>");
document.write("</DIV>");

var xPosition = 135;
var yPosition = 265;

// Menu timings
ypSOM.Registry = []
ypSOM.aniLen = 600
ypSOM.hideDelay = 300
ypSOM.minCPUResolution = 10

// JM highlighting amendments - dirty but works in DOM browsers
var UnhighlightColor="#516CC5";
var HighlightColor="#2343B4";

function highlightLinks(ObjectList,HighlightState) {
	if (document.getElementById) {
		var ObjectArray=ObjectList.split(",");
		for (var i=0; i<ObjectArray.length; i++) {document.getElementById(ObjectArray[i]).style.backgroundColor = HighlightState=="on" ? HighlightColor : UnhighlightColor}
		}
	}

// constructor
function ypSOM(id, dir, left, top, width, height) {
	this.ie  = document.all ? 1 : 0
	this.ns4 = document.layers ? 1 : 0
	this.dom = document.getElementById ? 1 : 0
	if (this.ie || this.ns4 || this.dom) {
		this.id			 = id
		this.dir		 = dir
		this.orientation = dir == "left" || dir == "right" ? "h" : "v"
		this.dirType	 = dir == "right" || dir == "down" ? "-" : "+"
		this.dim		 = this.orientation == "h" ? width : height
		this.hideTimer	 = false
		this.aniTimer	 = false
		this.open		 = false
		this.over		 = false
		this.startTime	 = 0
		// global reference to this object
		this.gRef = "ypSOM_"+id
		eval(this.gRef+"=this")
		// add this menu object to an internal list of all menus
		ypSOM.Registry[id] = this
		var d = document
		d.write('<style type="text/css">')
		d.write('#' + this.id + 'Container { visibility:hidden; ')
		d.write('left:' + left + 'px; ')
		d.write('top:' + top + 'px; ')
		d.write('overflow:hidden; }')
		d.write('#' + this.id + 'Container, #' + this.id + 'Content { position:absolute; ')
		d.write('width:' + width + 'px; ')
		d.write('height:' + height + 'px; ')
		d.write('clip:rect(0 ' + width + ' ' + height + ' 0); ')
		d.write('}')
		d.write('</style>')
		this.load()
		}
	}

ypSOM.prototype.load = function() {
	var d = document
	var lyrId1 = this.id + "Container"
	var lyrId2 = this.id + "Content"
	var obj1 = this.dom ? d.getElementById(lyrId1) : this.ie ? d.all[lyrId1] : d.layers[lyrId1]
	if (obj1) var obj2 = this.ns4 ? obj1.layers[lyrId2] : this.ie ? d.all[lyrId2] : d.getElementById(lyrId2)
	var temp
	if (!obj1 || !obj2) window.setTimeout(this.gRef + ".load()", 100)
	else {
		this.container	= obj1
		this.menu		= obj2
		this.style		= this.ns4 ? this.menu : this.menu.style
		this.homePos	= eval("0" + this.dirType + this.dim)
		this.outPos		= 0
		this.accelConst	= (this.outPos - this.homePos) / ypSOM.aniLen / ypSOM.aniLen
		// set event handlers.
		if (this.ns4) {this.menu.captureEvents(Event.MOUSEOVER | Event.MOUSEOUT)}
		this.menu.onmouseover = new Function("ypSOM.showMenu('" + this.id + "')");
		this.menu.onmouseout = new Function("ypSOM.hideMenu('" + this.id + "')");
		//set initial state
		this.endSlide()
		}
	}

ypSOM.showMenu = function(id) {
	var reg = ypSOM.Registry
	var obj = ypSOM.Registry[id]
	if (obj.container) {
		obj.over = true
		// if this menu is scheduled to close, cancel it.
		if (obj.hideTimer) { reg[id].hideTimer = window.clearTimeout(reg[id].hideTimer) }
		// if this menu is closed, open it.
		if (!obj.open && !obj.aniTimer) reg[id].startSlide(true)
		}
	}

ypSOM.hideMenu = function(id) {
	// schedules the menu to close after <hideDelay> ms, which
	// gives the user time to cancel the action if they accidentally moused out
	var obj = ypSOM.Registry[id]
	if (obj.container) {
	   if (obj.hideTimer) window.clearTimeout(obj.hideTimer)
	   obj.hideTimer = window.setTimeout("ypSOM.hide('" + id + "')", ypSOM.hideDelay);
	   }
	}

ypSOM.hide = function(id) {
	var obj = ypSOM.Registry[id]
	obj.over = false
	if (obj.hideTimer) window.clearTimeout(obj.hideTimer)
	// flag that this scheduled event has occured.
	obj.hideTimer = 0
	// if this menu is open, close it.
	if (obj.open && !obj.aniTimer) obj.startSlide(false)
	}

ypSOM.prototype.startSlide = function(open) {
	this[open ? "onactivate" : "ondeactivate"]()
	this.open = open
	if (open) this.setVisibility(true)
	this.startTime = (new Date()).getTime()
	// JM: added condition to disable scroll on hide menu
	if (open) {this.aniTimer = window.setInterval(this.gRef + ".slide()", ypSOM.minCPUResolution)}
	else {this.endSlide()}
	}

ypSOM.prototype.slide = function() {
	var elapsed = (new Date()).getTime() - this.startTime
	if (elapsed > ypSOM.aniLen) this.endSlide()
	else {
		var d = Math.round(Math.pow(ypSOM.aniLen-elapsed, 2) * this.accelConst)
		if (this.open && this.dirType == "-")		d = -d
		else if (this.open && this.dirType == "+")	d = -d
		else if (!this.open && this.dirType == "-")	d = -this.dim + d
		else										d = this.dim + d
		this.moveTo(d)
		}
	}

ypSOM.prototype.endSlide = function() {
	this.aniTimer = window.clearTimeout(this.aniTimer)
	this.moveTo(this.open ? this.outPos : this.homePos)
	if (!this.open) this.setVisibility(false)
	if ((this.open && !this.over) || (!this.open && this.over)) {this.startSlide(this.over)}
	}

ypSOM.prototype.setVisibility = function(bShow) {
	var s = this.ns4 ? this.container : this.container.style
	s.visibility = bShow ? "visible" : "hidden"
	}

ypSOM.prototype.moveTo = function(p) {this.style[this.orientation == "h" ? "left" : "top"] = this.ns4 ? p : (p) + "px"}

ypSOM.prototype.getPos = function(c) {return parseInt(this.style[c])}

// events
ypSOM.prototype.onactivate = function() {}
ypSOM.prototype.ondeactivate = function() {}

new ypSOM("menu1", "right", xPosition, yPosition, 153, 56);
new ypSOM("menu11", "right", xPosition + 152, yPosition, 185, 92);
new ypSOM("menu112", "right", xPosition + 152 + 184, yPosition + 18, 185, 38);
new ypSOM("menu12", "right", xPosition + 152, yPosition + 18, 142, 110);
new ypSOM("menu123", "right", xPosition + 152 + 141, yPosition + 54, 196, 56);
new ypSOM("menu13", "right", xPosition + 152, yPosition + 36, 170, 74);
