dw_scrollObjs = {};
dw_scrollObj.speed=100;

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;
		}
/*orig 20070511: while(el=el.offsetParent) */
		while(el==el.offsetParent)
		{
			left+=el.offsetLeft;
			top+=el.offsetTop;
		}
		return{x:left,y:top};
};

dw_scrollObj.scrdy = true;