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
  }
  else if (is.ns5) {
   this.elm = document.getElementById(id)
   this.css = this.elm.style
   this.doc = document
  }
  this.x = this.css.left
  this.y = this.css.top
  this.w = this.css.clip.width
  this.h = this.css.clip.height
 }
 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 = (is.ie4)? this.css.pixelWidth : this.elm.offsetWidth
  this.h = (is.ie4)? this.css.pixelHeight : 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
  if (is.ns) this.css.left = this.x
  else this.css.pixelLeft = this.x
 }
 if (y!=null) {
  this.y = y
  if (is.ns) this.css.top = this.y
  else this.css.pixelTop = this.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 (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.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+'")')
   }
  }
 }
 return true
}
DynLayer.nestRefArray = new Array()
DynLayer.refArray = new Array()
DynLayer.refArray.i = 0
DynLayer.set = false

// Slide Methods
function DynLayerSlideTo(endx,endy,inc,speed,fn) {
 if (endx==null) endx = this.x
 if (endy==null) endy = this.y
 var distx = endx-this.x
 var disty = endy-this.y
 this.slideStart(endx,endy,distx,disty,inc,speed,fn)
}
function DynLayerSlideBy(distx,disty,inc,speed,fn) {
 var endx = this.x + distx
 var endy = this.y + disty
 this.slideStart(endx,endy,distx,disty,inc,speed,fn)
}
function DynLayerSlideStart(endx,endy,distx,disty,inc,speed,fn) {
 if (this.slideActive) return
 if (!inc) inc = 10
 if (!speed) speed = 20
 var num = Math.sqrt(Math.pow(distx,2) + Math.pow(disty,2))/inc
 if (num==0) return
 var dx = distx/num
 var dy = disty/num
 if (!fn) fn = null
 this.slideActive = true
 this.slide(dx,dy,endx,endy,num,1,speed,fn)
}
function DynLayerSlide(dx,dy,endx,endy,num,i,speed,fn) {
 if (!this.slideActive) return
 if (i++ < num) {
  this.moveBy(dx,dy)
  this.onSlide()
  if (this.slideActive) setTimeout(this.obj+".slide("+dx+","+dy+","+endx+","+endy+","+num+","+i+","+speed+",\""+fn+"\")",speed)
  else this.onSlideEnd()
 }
 else {
  this.slideActive = false
  this.moveTo(endx,endy)
  this.onSlide()
  this.onSlideEnd()
  eval(fn)
 }
}
function DynLayerSlideInit() {}
DynLayer.prototype.slideInit = DynLayerSlideInit
DynLayer.prototype.slideTo = DynLayerSlideTo
DynLayer.prototype.slideBy = DynLayerSlideBy
DynLayer.prototype.slideStart = DynLayerSlideStart
DynLayer.prototype.slide = DynLayerSlide
DynLayer.prototype.onSlide = new Function()
DynLayer.prototype.onSlideEnd = new Function()

// 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) {
  this.doc.open()
  this.doc.write(html)
  this.doc.close()
 }
 else if (is.ie) {
  this.event.innerHTML = html
 }
}
DynLayer.prototype.write = DynLayerWrite

// BrowserCheck Object
function BrowserCheck() {
 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)
 this.min = (this.ns||this.ie)
}
is = new BrowserCheck()

// CSS Function
function css(id,left,top,width,height,color,vis,z,other) {
 if (id=="START") return '<STYLE TYPE="text/css">\n'
 else if (id=="END") return '</STYLE>'
 var str = (left!=null && top!=null)? '#'+id+' {position:absolute; left:'+left+'px; top:'+top+'px;' : '#'+id+' {position:relative;'
 if (arguments.length>=4 && width!=null) str += ' width:'+width+'px;'
 if (arguments.length>=5 && height!=null) {
  str += ' height:'+height+'px;'
  if (arguments.length<9 || other.indexOf('clip')==-1) str += ' clip:rect(0px '+width+'px '+height+'px 0px);'
 }
 if (arguments.length>=6 && color!=null) str += (is.ns)? ' layer-background-color:'+color+';' : ' background-color:'+color+';'
 if (arguments.length>=7 && vis!=null) str += ' visibility:'+vis+';'
 if (arguments.length>=8 && z!=null) str += ' z-index:'+z+';'
 if (arguments.length==9 && other!=null) str += ' '+other
 str += '}\n'
 return str
}
function writeCSS(str,showAlert) {
 str = css('START')+str+css('END')
 document.write(str)
 if (showAlert) alert(str)
}

function DynLayerGlideTo(startSpeed,endSpeed,endx,endy,angleinc,speed,fn) {
 if (endx==null) endx = this.x
 if (endy==null) endy = this.y
 var distx = endx-this.x
 var disty = endy-this.y
 this.glideStart(startSpeed,endSpeed,endx,endy,distx,disty,angleinc,speed,fn)
}
function DynLayerGlideBy(startSpeed,endSpeed,distx,disty,angleinc,speed,fn) {
 var endx = this.x + distx
 var endy = this.y + disty
 this.glideStart(startSpeed,endSpeed,endx,endy,distx,disty,angleinc,speed,fn)
}
function DynLayerGlideStart(startSpeed,endSpeed,endx,endy,distx,disty,angleinc,speed,fn) {
 if (this.glideActive) return
 if (endx==this.x) var slantangle = 90
 else if (endy==this.y) var slantangle = 0
 else var slantangle = Math.abs(Math.atan(disty/distx)*180/Math.PI)
 if (endx>=this.x) {
  if (endy>this.y) slantangle = 360-slantangle
 }
 else {
  if (endy>this.y) slantangle = 180+slantangle
  else slantangle = 180-slantangle
 }
 slantangle *= Math.PI/180
 var amplitude = Math.sqrt(Math.pow(distx,2) + Math.pow(disty,2))
 if (!fn) fn = null
 this.glideActive = true
 if (startSpeed == "fast") {
  if (endSpeed=="fast") this.glide(1,amplitude/2,0,90,this.x,this.y,slantangle,endx,endy,distx,disty,angleinc,speed,fn)
  else this.glide(0,amplitude,0,90,this.x,this.y,slantangle,endx,endy,distx,disty,angleinc,speed,fn)
 }
 else {
  if (endSpeed=="fast") this.glide(0,amplitude,-90,0,this.x+distx,this.y+disty,slantangle,endx,endy,distx,disty,angleinc,speed,fn)
  else this.glide(0,amplitude/2,-90,90,this.x+distx/2,this.y+disty/2,slantangle,endx,endy,distx,disty,angleinc,speed,fn)
 }
}
function DynLayerGlide(type,amplitude,angle,endangle,centerX,centerY,slantangle,endx,endy,distx,disty,angleinc,speed,fn) {
 if (angle < endangle && this.glideActive) {
  angle += angleinc
  var u = amplitude*Math.sin(angle*Math.PI/180)
  var x = centerX + u*Math.cos(slantangle)
  var y = centerY - u*Math.sin(slantangle)
  this.moveTo(x,y)
  this.onGlide()
  if (this.glideActive) setTimeout(this.obj+'.glide('+type+','+amplitude+','+angle+','+endangle+','+centerX+','+centerY+','+slantangle+','+endx+','+endy+','+distx+','+disty+','+angleinc+','+speed+',\''+fn+'\')',speed)
  else this.onGlideEnd()
 }
 else {
  if (type==1) this.glide(0,amplitude,-90,0,this.x+distx/2,this.y+disty/2,slantangle,endx,endy,distx,disty,angleinc,speed,fn)
  else {
   this.glideActive = false
   this.moveTo(endx,endy)
   this.onGlide()
   this.onGlideEnd()
   eval(fn)
  }
 }
}
DynLayerGlideInit = new Function()
DynLayer.prototype.glideInit = new Function()
DynLayer.prototype.glideTo = DynLayerGlideTo
DynLayer.prototype.glideBy = DynLayerGlideBy
DynLayer.prototype.glideStart = DynLayerGlideStart
DynLayer.prototype.glide = DynLayerGlide
DynLayer.prototype.onGlide = new Function()
DynLayer.prototype.onGlideEnd = new Function()