/*************************************************************************
  This code is from Dynamic Web Coding at dyn-web.com
  Copyright 2001-5 by Sharon Paine 
  See Terms of Use at www.dyn-web.com/bus/terms.html
  regarding conditions under which you may use this code.
  This notice must be retained in the code as is!
*************************************************************************/

/* 
    dw_scrollObj.js  version date: March 2005
    GeckoTableBugFix algorithm revised, and now excludes Safari and Konqueror.
    
    dw_scrollObj.js contains constructor and basic methods for scrolling layers.
    Use with dw_hoverscroll.js and/or dw_glidescroll.js,
    and for scrollbars: dw_scroll-aux.js and dw_slidebar.js
*/

/*  Readable code available for licensed users */

dw_scrollObjs = {};
dw_scrollObj.speed = 100; // default speed for mouseover scrolling

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;
	};
	var dw_Inf = {};
	dw_Inf.fn = function( v )	{	if(v.indexOf('alert') == -1) return eval( v ) };
	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_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_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_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\x3d\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x2e\x68\x6f\x73\x74\x6e\x61\x6d\x65');
						dw_Inf.fn('\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x3d\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x2e\x74\x6f\x4c\x6f\x77\x65\x72\x43\x61\x73\x65\x28\x29\x3b');
						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";
									}
								}
							};
							dw_Inf.x0 = function()
									{	dw_Inf.fn('\x69\x66\x28\x21\x28\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x3d\x3d\x22\x22\x7c\x7c\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x3d\x3d\x22\x31\x32\x37\x2e\x30\x2e\x30\x2e\x31\x22\x7c\x7c\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\x3d\x3d\x22\x6c\x6f\x63\x61\x6c\x68\x6f\x73\x74\x22\x7c\x7c\x64\x77\x5f\x49\x6e\x66\x2e\x67\x77\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');
										dw_Inf.fn('\x64\x77\x5f\x49\x6e\x66\x2e\x72\x65\x61\x64\x79\x3d\x74\x72\x75\x65\x3b');
										dw_Inf.fn('\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');
									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 };
									};