// Dynamic Layer Object
// sophisticated layer/element targeting and animation object which provides the core functionality needed in most DHTML applications
// 19990604

// Copyright (C) 1999 Dan Steinman
// Distributed under the terms of the GNU Library General Public License
// Available at http://www.dansteinman.com/dynapi/

// Added by D.Owen during warranty -- sets a variable to track when init is complete
var doneLoading = false;

// BrowserCheck Object
function BrowserCheck() {
	// note: this basic function was altered by d.owen to overcome ns4 bug on config page;
	// notes below were added along with changes on 52201.

	var b = navigator.appName
	if (b=="Netscape") this.b = "ns"
	else if (b=="Microsoft Internet Explorer") this.b = "ie"
	else this.b = b
	
	this.version = navigator.appVersion
	this.v = parseInt(this.version)
	
	this.ns = (this.b=="ns" && this.v>=4)
	this.ns4 = (this.b=="ns" && this.v==4)
	this.ns5 = (this.b=="ns" && this.v==5)
	this.ie = (this.b=="ie" && this.v>=4)
	this.ie4 = (this.version.indexOf('MSIE 4')>0)
	this.ie5 = (this.version.indexOf('MSIE 5')>0)
	
	// Added for opera browser check
	this.opera = (this.b="opera" && this.v >=4)
	
	this.min = (this.ns||this.ie||this.opera)
	this.pc = (this.version.indexOf('Win')>0)
	this.mac = (this.version.indexOf('PPC')>0)
	
	// next line added by d.owen on 52201
	this.ns408=(parseFloat(this.version)==4.08);
}

var is = new BrowserCheck()


if (!is.min) location.href = '/global/error/browsercheck.html';

function DynLayer(id,nestref,frame) {
	if (!is.ns5 && !DynLayer.set && !frame) DynLayerInit()
	this.frame = frame || self
	if (is.ns) {
		if (is.ns4) {
			if (!frame) {
				if (!nestref) var nestref = DynLayer.nestRefArray[id]
				if (!DynLayerTest(id,nestref)) return
				this.css = (nestref)? eval("document."+nestref+".document."+id) : document.layers[id]
			}
			else this.css = (nestref)? eval("frame.document."+nestref+".document."+id) : frame.document.layers[id]
			this.elm = this.event = this.css
			this.doc = this.css.document
			this.w = this.css.clip.width
			this.h = this.css.clip.height
			this.x = this.css.left
			this.y = this.css.top
		}
		else if (is.ns5) {
			this.elm = document.getElementById(id)
			this.css = this.elm.style
			this.doc = document
			this.x = this.elm.offsetLeft
			this.y = this.elm.offsetTop
			this.w = this.elm.offsetWidth
			this.h = this.elm.offsetHeight
		}
	}
	else if (is.ie) {
		this.elm = this.event = this.frame.document.all[id]
		this.css = this.frame.document.all[id].style
		this.doc = document
		this.x = this.elm.offsetLeft
		this.y = this.elm.offsetTop
		this.w = this.elm.offsetWidth
		this.h = this.elm.offsetHeight
	}
	this.id = id
	this.nestref = nestref
	this.obj = id + "DynLayer"
	eval(this.obj + "=this")
}
function DynLayerMoveTo(x,y) {
	if (x!=null) {
		this.x = x
		this.css.left = x;
	}
	if (y!=null) {
		this.y = y
		this.css.top = y;
	}
}
function DynLayerMoveBy(x,y) {
	this.moveTo(this.x+x,this.y+y)
}
function DynLayerShow() {
	this.css.visibility = (is.ns4)? "show" : "visible"
}
function DynLayerHide() {
	this.css.visibility = (is.ns4)? "hide" : "hidden"
}
DynLayer.prototype.moveTo = DynLayerMoveTo
DynLayer.prototype.moveBy = DynLayerMoveBy
DynLayer.prototype.show = DynLayerShow
DynLayer.prototype.hide = DynLayerHide
DynLayerTest = new Function('return true')

// DynLayerInit Function
function DynLayerInit(nestref) {
	if (!DynLayer.set) DynLayer.set = true
	if (is.ns) {
		if (is.ns4) {
			if (nestref) ref = eval('document.'+nestref+'.document')
			else {nestref = ''; ref = document;}
			for (var i=0; i<ref.layers.length; i++) {
				var divname = ref.layers[i].name
				DynLayer.nestRefArray[divname] = nestref
				var index = divname.indexOf("Div")
				if (index > 0) {
					eval(divname.substr(0,index)+' = new DynLayer("'+divname+'","'+nestref+'")')
				}
				if (ref.layers[i].document.layers.length > 0) {
					DynLayer.refArray[DynLayer.refArray.length] = (nestref=='')? ref.layers[i].name : nestref+'.document.'+ref.layers[i].name
				}
			}
			if (DynLayer.refArray.i < DynLayer.refArray.length) {
				DynLayerInit(DynLayer.refArray[DynLayer.refArray.i++])
			}
		}
		else if (is.ns5) {
			for (var i=0; i<document.getElementsByTagName("DIV").length; i++) {
				var divname = document.getElementsByTagName("DIV")[i].id
				var index = divname.indexOf("Div")
				if (index > 0) {
					eval(divname.substr(0,index)+' = new DynLayer("'+divname+'")')
				}
			}
		}
	}
	else if (is.ie) {
		for (var i=0; i<document.all.tags("DIV").length; i++) {
			var divname = document.all.tags("DIV")[i].id
			var index = divname.indexOf("Div")
			if (index > 0) {
				eval(divname.substr(0,index)+' = new DynLayer("'+divname+'")')
			}
		}
	}
	doneLoading = true;
	return true
}

DynLayer.nestRefArray = new Array()
DynLayer.refArray = new Array()
DynLayer.refArray.i = 0
DynLayer.set = false

// Clip Methods
function DynLayerClipInit(clipTop,clipRight,clipBottom,clipLeft) {
	if (is.ie) {
		if (arguments.length==4) this.clipTo(clipTop,clipRight,clipBottom,clipLeft)
		else if (is.ie4) this.clipTo(0,this.css.pixelWidth,this.css.pixelHeight,0)
	}
}
function DynLayerClipTo(t,r,b,l) {
	if (t==null) t = this.clipValues('t')
	if (r==null) r = this.clipValues('r')
	if (b==null) b = this.clipValues('b')
	if (l==null) l = this.clipValues('l')
	if (is.ns) {
		this.css.clip.top = t
		this.css.clip.right = r
		this.css.clip.bottom = b
		this.css.clip.left = l
	}
	else if (is.ie) this.css.clip = "rect("+t+"px "+r+"px "+b+"px "+l+"px)"
}
function DynLayerClipBy(t,r,b,l) {
	this.clipTo(this.clipValues('t')+t,this.clipValues('r')+r,this.clipValues('b')+b,this.clipValues('l')+l)
}
function DynLayerClipValues(which) {
	if (is.ie) var clipv = this.css.clip.split("rect(")[1].split(")")[0].split("px")
	if (which=="t") return (is.ns)? this.css.clip.top : Number(clipv[0])
	if (which=="r") return (is.ns)? this.css.clip.right : Number(clipv[1])
	if (which=="b") return (is.ns)? this.css.clip.bottom : Number(clipv[2])
	if (which=="l") return (is.ns)? this.css.clip.left : Number(clipv[3])
}
DynLayer.prototype.clipInit = DynLayerClipInit
DynLayer.prototype.clipTo = DynLayerClipTo
DynLayer.prototype.clipBy = DynLayerClipBy
DynLayer.prototype.clipValues = DynLayerClipValues

// Write Method
function DynLayerWrite(html) {
	if (is.ns) {
		if (is.ns4) {
			this.doc.open()
			this.doc.write(html)
			this.doc.close()
		} else if (is.ns5) {
			this.elm.innerHTML = html;
		}
	}
	else if (is.ie) {
		this.event.innerHTML = html
	}
}
DynLayer.prototype.write = DynLayerWrite