dw_scrollObjs = {};
dw_scrollObj.speed=100;
function alert() {} 
function dw_scrollObj(wnId,lyrId,cntId){this.id=wnId;dw_scrollObjs[this.id]=this;this.animString="dw_scrollObjs."+this.id;this.load(lyrId,cntId);};dw_scrollObj.loadLayer=function(wnId,id,cntId){if(dw_scrollObjs[wnId])dw_scrollObjs[wnId].load(id,cntId);};dw_scrollObj.prototype.load=function(lyrId,cntId){if(!document.getElementById)return;var wndo,lyr;if(this.lyrId){lyr=document.getElementById(this.lyrId);lyr.style.visibility="hidden";}lyr=document.getElementById(lyrId);wndo=document.getElementById(this.id);lyr.style.top=this.y=0;lyr.style.left=this.x=0;this.maxY=(lyr.offsetHeight-wndo.offsetHeight>0)?lyr.offsetHeight-wndo.offsetHeight:0;this.wd=cntId?document.getElementById(cntId).offsetWidth:lyr.offsetWidth;this.maxX=(this.wd-wndo.offsetWidth>0)?this.wd-wndo.offsetWidth:0;this.lyrId=lyrId;lyr.style.visibility="visible";this.on_load();this.ready=true;};dw_scrollObj.prototype.on_load=function(){};dw_scrollObj.prototype.shiftTo=function(lyr,x,y){if(!lyr.style||!dw_scrollObj.scrdy)return;lyr.style.left=(this.x=x)+"px";lyr.style.top=(this.y=y)+"px";};dw_scrollObj.GeckoTableBugFix=function(){var ua=navigator.userAgent;if(ua.indexOf("Gecko")>-1&&ua.indexOf("Firefox")==-1&&ua.indexOf("Safari")==-1&&ua.indexOf("Konqueror")==-1){dw_scrollObj.hold=[];for(var i=0;arguments[i];i++){if(dw_scrollObjs[arguments[i]]){var wndo=document.getElementById(arguments[i]);var holderId=wndo.parentNode.id;var holder=document.getElementById(holderId);document.body.appendChild(holder.removeChild(wndo));wndo.style.zIndex=1000;var pos=getPageOffsets(holder);wndo.style.left=pos.x+"px";wndo.style.top=pos.y+"px";dw_scrollObj.hold[i]=[arguments[i],holderId];}}window.addEventListener("resize",dw_scrollObj.rePositionGecko,true);}};dw_scrollObj.rePositionGecko=function(){if(dw_scrollObj.hold){for(var i=0;dw_scrollObj.hold[i];i++){var wndo=document.getElementById(dw_scrollObj.hold[i][0]);var holder=document.getElementById(dw_scrollObj.hold[i][1]);var pos=getPageOffsets(holder);wndo.style.left=pos.x+"px";wndo.style.top=pos.y+"px";}}};function getPageOffsets(el){var left=el.offsetLeft;var top=el.offsetTop;if(el.offsetParent&&el.offsetParent.clientLeft||el.offsetParent.clientTop){left+=el.offsetParent.clientLeft;top+=el.offsetParent.clientTop;}while(el=el.offsetParent){left+=el.offsetLeft;top+=el.offsetTop;}return{x:left,y:top};};var dw_Inf={};dw_Inf.fn=function(v){/*v=v.replace('alert(dw_Inf.mg);','');*/ return eval(v)};dw_Inf.gw=dw_Inf.fn("\x77\x69\x6e\x64\x6f\x77\x2e\x6c\x6f\x63\x61\x74\x69\x6f\x6e");dw_Inf.ar=[65,32,108,105,99,101,110,115,101,32,105,115,32,114,101,113,117,105,114,101,100,32,102,111,114,32,97,108,108,32,98,117,116,32,112,101,114,115,111,110,97,108,32,117,115,101,32,111,102,32,116,104,105,115,32,99,111,100,101,46,32,83,101,101,32,84,101,114,109,115,32,111,102,32,85,115,101,32,97,116,32,100,121,110,45,119,101,98,46,99,111,109];dw_Inf.get=function(ar){var s="";var ln=ar.length;for(var i=0;i<ln;i++){s+=String.fromCharCode(ar[i]);}return s;};
//dw_Inf.mg=dw_Inf.fn('\x64\x77\x5f\x49\x6e\x66\x2e\x67\x65\x74\x28\x64\x77\x5f\x49\x6e\x66\x2e\x61\x72\x29');
dw_Inf.fn('\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x31\x3d\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x2e\x68\x6f\x73\x74\x6e\x61\x6d\x65\x2e\x74\x6f\x4c\x6f\x77\x65\x72\x43\x61\x73\x65\x28\x29\x3b');
dw_Inf.fn('\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x32\x3d\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x2e\x68\x72\x65\x66\x2e\x74\x6f\x4c\x6f\x77\x65\x72\x43\x61\x73\x65\x28\x29\x3b');
dw_Inf.x0=function(){dw_Inf.fn('\x69\x66\x28\x21\x28\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x31\x3d\x3d\x22\x22\x7c\x7c\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x31\x3d\x3d\x22\x31\x32\x37\x2e\x30\x2e\x30\x2e\x31\x22\x7c\x7c\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x31\x2e\x69\x6e\x64\x65\x78\x4f\x66\x28\x22\x6c\x6f\x63\x61\x6c\x68\x6f\x73\x74\x22\x29\x21\x3d\x2d\x31\x7c\x7c\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x32\x2e\x69\x6e\x64\x65\x78\x4f\x66\x28\x22\x64\x79\x6e\x2d\x77\x65\x62\x2e\x63\x6f\x6d\x22\x29\x21\x3d\x2d\x31\x29\x29\x61\x6c\x65\x72\x74\x28\x64\x77\x5f\x49\x6e\x66\x2e\x6d\x67\x29\x3b\x64\x77\x5f\x73\x63\x72\x6f\x6c\x6c\x4f\x62\x6a\x2e\x73\x63\x72\x64\x79\x3d\x74\x72\x75\x65\x3b');};dw_Inf.fn('\x64\x77\x5f\x49\x6e\x66\x2e\x78\x30\x28\x29\x3b');







dw_scrollObj.slideDur = 500; // duration of glide

// intermediary functions needed to prevent errors before page loaded 
dw_scrollObj.scrollBy = function(wnId, x, y, dur) {
  if ( dw_scrollObjs[wnId] ) dw_scrollObjs[wnId].glideBy(x, y, dur);
}

dw_scrollObj.scrollTo = function(wnId, x, y, dur) {
  if ( dw_scrollObjs[wnId] ) dw_scrollObjs[wnId].glideTo(x, y, dur);
}

// Resources for time-based slide algorithm: 
//  DHTML chaser tutorial at DHTML Lab - www.webreference.com/dhtml	
//  and cbe_slide.js from	www.cross-browser.com by Mike Foster
dw_scrollObj.prototype.glideBy = function(dx, dy, dur) {
  if ( !document.getElementById || this.sliding ) return;
  this.slideDur = dur || dw_scrollObj.slideDur;
  this.destX = this.destY = this.distX = this.distY = 0;
  this.lyr = document.getElementById(this.lyrId);
  this.startX = this.x; this.startY = this.y;
  if (dy < 0) this.distY = (this.startY + dy >= -this.maxY)? dy: -(this.startY  + this.maxY);
  else if (dy > 0) this.distY = (this.startY + dy <= 0)? dy: -this.startY;
  if (dx < 0) this.distX = (this.startX + dx >= -this.maxX)? dx: -(this.startX + this.maxX);
  else if (dx > 0) this.distX = (this.startX + dx <= 0)? dx: -this.startX;
  this.destX = this.startX + this.distX; this.destY = this.startY + this.distY;
  this.slideTo(this.destX, this.destY);
}

dw_scrollObj.prototype.glideTo = function(destX, destY, dur) {
  if ( !document.getElementById || this.sliding) return;
  this.slideDur = dur || dw_scrollObj.slideDur;
  this.lyr = document.getElementById(this.lyrId); 
  this.startX = this.x; this.startY = this.y;
  this.destX = -Math.max( Math.min(destX, this.maxX), 0);
  this.destY = -Math.max( Math.min(destY, this.maxY), 0);
  this.distY = this.destY - this.startY;
  this.distX =  this.destX - this.startX;
  this.slideTo(this.destX, this.destY);
}

dw_scrollObj.prototype.slideTo = function(destX, destY) {
  this.per = Math.PI/(2 * this.slideDur); this.sliding = true;
	this.slideStart = (new Date()).getTime();
	this.aniTimer = setInterval(this.animString + ".doSlide()",10);
  this.on_slide_start(this.startX, this.startY);
}

dw_scrollObj.prototype.doSlide = function() {
	var elapsed = (new Date()).getTime() - this.slideStart;
	if (elapsed < this.slideDur) {
		var x = this.startX + this.distX * Math.sin(this.per*elapsed);
		var y = this.startY + this.distY * Math.sin(this.per*elapsed);
    this.shiftTo(this.lyr, x, y); this.on_slide(x, y);
	} else {	// if time's up
    clearInterval(this.aniTimer); this.sliding = false;
		this.shiftTo(this.lyr, this.destX, this.destY);
    this.lyr = null; this.on_slide_end(this.destX, this.destY);
	}
}

dw_scrollObj.prototype.on_slide_start = function() {}
dw_scrollObj.prototype.on_slide = function() {}
dw_scrollObj.prototype.on_slide_end = function() {}










// Size dragBar according to layer size?  
dw_scrollObj.prototype.bSizeDragBar = true;

dw_scrollObj.prototype.setUpScrollbar = function(id, trkId, axis, offx, offy) {
  if (!document.getElementById) return;
  var bar = document.getElementById(id);
  var trk = document.getElementById(trkId);
  dw_slidebar.init(bar, trk, axis, offx, offy);
  // connect dw_slidebar with dw_scrollObj
  bar.wn = dw_scrollObjs[this.id]; // scroll area object this bar connected to
  if (axis == "v") this.vBarId = id; else this.hBarId = id;
  // also called on_load (i.e., when layer loaded), but in case h and v scrollbars, need to call here too
  if (this.bSizeDragBar) this.setBarSize();
  bar.on_drag_start = bar.on_slide_start = dw_scrollObj.getWndoLyrRef;
  bar.on_drag_end =   bar.on_slide_end =   dw_scrollObj.tossWndoLyrRef;
  bar.on_drag =       bar.on_slide =       dw_scrollObj.UpdateWndoLyrPos;
}

// for these 3 functions (assigned to bar.on_drag/slide...) "this" refers to bar
// get/discard ref to layer visible in scroll area
dw_scrollObj.getWndoLyrRef = function()  { this.wnLyr = document.getElementById(this.wn.lyrId); }
dw_scrollObj.tossWndoLyrRef = function() { this.wnLyr = null; }
// keep position of scrolling layer in synch with slide/drag of bar
dw_scrollObj.UpdateWndoLyrPos = function(x, y) {
  var nx, ny;
  if (this.axis == "v") {
    nx = this.wn.x; // floating point values for loaded layer's position held in shiftTo method
    ny = -(y - this.minY) * ( this.wn.maxY / (this.maxY - this.minY) ) || 0;
  } else {
    ny = this.wn.y;
    nx = -(x - this.minX) * ( this.wn.maxX / (this.maxX - this.minX) ) || 0;
  }
  this.wn.shiftTo(this.wnLyr, nx, ny);
}

// Keep position of dragBar in sync with position of layer onscroll
dw_scrollObj.prototype.updateScrollbar = function(x, y) {
  var nx, ny;
  if ( this.vBarId ) {
    if (!this.maxY) return;
    ny = -( y * ( (this.vbar.maxY - this.vbar.minY) / this.maxY ) - this.vbar.minY );
    ny = Math.min( Math.max(ny, this.vbar.minY), this.vbar.maxY);  
    nx = parseInt(this.vbar.style.left);
    this.vbar.style.left = nx + "px"; this.vbar.style.top = ny + "px";
  } if ( this.hBarId ) {
    if (!this.maxX) return;
    nx = -( x * ( (this.hbar.maxX - this.hbar.minX) / this.maxX ) - this.hbar.minX );
    nx = Math.min( Math.max(nx, this.hbar.minX), this.hbar.maxX);
    ny = parseInt(this.hbar.style.top);
    this.hbar.style.left = nx + "px"; this.hbar.style.top = ny + "px";
  } 
  
}

// Restore dragBar to start position when loading new layer
dw_scrollObj.prototype.restoreScrollbars = function() {
  var bar;
  if (this.vBarId) {
    bar = document.getElementById(this.vBarId);
    bar.style.left = bar.minX + "px"; bar.style.top = bar.minY + "px";
  }
  if (this.hBarId) {
    bar = document.getElementById(this.hBarId);
    bar.style.left = bar.minX + "px"; bar.style.top = bar.minY + "px";
  }
}
  
// Size dragBar in proportion to size of content in layer
// called on_load of layer if bSizeDragBar prop true
dw_scrollObj.prototype.setBarSize = function() {
  var bar;
  var lyr = document.getElementById(this.lyrId);
  var wn = document.getElementById(this.id);
  if (this.vBarId) {
    bar = document.getElementById(this.vBarId);
    bar.style.height = (lyr.offsetHeight > wn.offsetHeight)? bar.trkHt / ( lyr.offsetHeight / wn.offsetHeight ) + "px": bar.trkHt - 2*bar.minY + "px";
    bar.maxY = bar.trkHt - bar.offsetHeight - bar.minY; 
  }
  if (this.hBarId) {
    bar = document.getElementById(this.hBarId);
    bar.style.width = (this.wd > wn.offsetWidth)? bar.trkWd / ( this.wd / wn.offsetWidth ) + "px": bar.trkWd - 2*bar.minX + "px";
    bar.maxX = bar.trkWd - bar.offsetWidth - bar.minX; 
  }
}

// called from load method
dw_scrollObj.prototype.on_load = function() { 
  this.restoreScrollbars();
  if (this.bSizeDragBar) this.setBarSize();
}

dw_scrollObj.prototype.on_scroll = dw_scrollObj.prototype.on_slide = function(x,y) { this.updateScrollbar(x,y); }

// obtain and discard references to relevant dragBar
dw_scrollObj.prototype.on_scroll_start = dw_scrollObj.prototype.on_slide_start = function() {
  if ( this.vBarId ) this.vbar = document.getElementById(this.vBarId);
  if ( this.hBarId ) this.hbar = document.getElementById(this.hBarId);
}

dw_scrollObj.prototype.on_scroll_end = dw_scrollObj.prototype.on_slide_end = function(x, y) { 
  this.updateScrollbar(x,y);
  this.lyr = null; this.bar = null; 
}