// ===================================================================
// Author: Matt Kruse <matt@mattkruse.com>
// WWW: http://www.mattkruse.com/
//
// NOTICE: You may use this code for any purpose, commercial or
// private, without any further permission from the author. You may
// remove this notice from your final code if you wish, however it is
// appreciated by the author if at least my web site address is kept.
//
// You may *NOT* re-distribute this code in any way except through its
// use. That means, you can include it in your product, or your web
// site, or any other form where the code is actually being used. You
// may not put the plain javascript up on your site for download or
// include it in your javascript libraries for download. 
// If you wish to share this code with others, please just point them
// to the URL instead.
// Please DO NOT link directly to my .js files from your site. Copy
// the files to your server and use them there. Thank you.
// ===================================================================

/* SOURCE FILE: AnchorPosition.js */
function getAnchorPosition(anchorname)
{
	var useWindow=false;
	var coordinates=new Object();
	var x=0,y=0;
	var use_gebi=false, use_css=false, use_layers=false;
	if(document.getElementById)
	{
		use_gebi=true;
	}
	else if(document.all)
	{
		use_css=true;
	}
	else if(document.layers)
	{
		use_layers=true;
	}

	if ( anchorname == null )
	{
		coordinates.x=0;
		coordinates.y=0;
		return coordinates;
	}
	else if(use_gebi && document.all)
	{
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
	}
	else if(use_gebi)
	{
		var o=document.getElementById(anchorname);
		x=AnchorPosition_getPageOffsetLeft(o);
		y=AnchorPosition_getPageOffsetTop(o);
	}
	else if(use_css)
	{
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
	}
	else if(use_layers)
	{
		var found=0;
		for(var i=0;i<document.anchors.length;i++)
		{
			if(document.anchors[i].name==anchorname)
			{
				found=1;
				break;
			}
		}
		if(found==0)
		{
			coordinates.x=0;
			coordinates.y=0;
			return coordinates;
		}
		x=document.anchors[i].x;
		y=document.anchors[i].y;
	}
	else
	{
		coordinates.x=0;
		coordinates.y=0;
		return coordinates;
	}
	coordinates.x=x;
	coordinates.y=y;
	return coordinates;
}
function getAnchorWindowPosition(anchorname)
{
	var coordinates=getAnchorPosition(anchorname);
	if ( coordinates.x == 0 && coordinates.y == 0 )
	{
		return coordinates;
	}

	var x=0;
	var y=0;
	if(document.getElementById)
	{
		if(isNaN(window.screenX))
		{
			x=coordinates.x-document.body.scrollLeft+window.screenLeft;
			y=coordinates.y-document.body.scrollTop+window.screenTop;
		}
		else
		{
			x=coordinates.x+window.screenX+(window.outerWidth-window.innerWidth)-window.pageXOffset;
			y=coordinates.y+window.screenY+(window.outerHeight-24-window.innerHeight)-window.pageYOffset;
		}
	}
	else if(document.all)
	{
		x=coordinates.x-document.body.scrollLeft+window.screenLeft;
		y=coordinates.y-document.body.scrollTop+window.screenTop;
	}
	else if(document.layers)
	{
		x=coordinates.x+window.screenX+(window.outerWidth-window.innerWidth)-window.pageXOffset;
		y=coordinates.y+window.screenY+(window.outerHeight-24-window.innerHeight)-window.pageYOffset;
	}
	coordinates.x=x;
	coordinates.y=y;
	return coordinates;
}
function AnchorPosition_getPageOffsetLeft(el){var ol=el.offsetLeft;while((el=el.offsetParent) != null){ol += el.offsetLeft;}return ol;}
function AnchorPosition_getWindowOffsetLeft(el){return AnchorPosition_getPageOffsetLeft(el)-document.body.scrollLeft;}
function AnchorPosition_getPageOffsetTop(el){var ot=el.offsetTop;while((el=el.offsetParent) != null){ot += el.offsetTop;}return ot;}
function AnchorPosition_getWindowOffsetTop(el){return AnchorPosition_getPageOffsetTop(el)-document.body.scrollTop;}


/* SOURCE FILE: PopupWindow.js */

function PopupWindow_getXYPosition(anchorname)
{
	var coordinates;
	if ( anchorname == null )
	{
		coordinates = new Object();
		coordinates.x = 0;
		coordinates.y = 0;
	}
	else
	{
		if(this.type == "WINDOW")
		{
			coordinates = getAnchorWindowPosition(anchorname);
		}
		else
		{
			coordinates = getAnchorPosition(anchorname);
		}
	}

	this.x = coordinates.x;
	this.y = coordinates.y;
}
function PopupWindow_setSize(width,height){this.width = width;this.height = height;}
function PopupWindow_populate(contents){this.contents = contents;this.populated = false;}
function PopupWindow_setUrl(url){this.url = url;}
function PopupWindow_refresh()
{
	if(this.divName != null)
	{
		if(this.use_gebi)
		{
			document.getElementById(this.divName).innerHTML = this.contents;
		}
		else if(this.use_css)
		{
			document.all[this.divName].innerHTML = this.contents;
		}
		else if(this.use_layers)
		{
			var d = document.layers[this.divName];
			d.document.open();
			d.document.writeln(this.contents);
			d.document.close();
		}
	}
	else
	{
		if(this.popupWindow != null && !this.popupWindow.closed)
		{
			if(this.url!="")
			{
				this.popupWindow.location.href=this.url;
			}
			else
			{
				this.popupWindow.document.open();
				this.popupWindow.document.writeln(this.contents);
				this.popupWindow.document.close();
			}
			this.popupWindow.focus();
		}
	}
}
function PopupWindow_showPopup(anchorname)
{
	this.getXYPosition(anchorname);
	if ( isNaN(this.x) || (this.x == 0 && this.y == 0) )
	{
		if ( screen && screen.availHeight )
		{
			this.y = screen.availHeight/2 - this.height/2;
		}
		if(screen && screen.availWidth)
		{
			this.x = screen.availWidth/2 - this.width/2;
		}
	}
	else
	{
		this.x += this.offsetX;
		this.y += this.offsetY;
	}

	if(!this.populated &&(this.contents != ""))
	{
		this.populated = true;
		this.refresh();
	}
	
	if(this.divName != null)
	{
		if(this.use_gebi)
		{
			document.getElementById(this.divName).style.left = this.x;
			document.getElementById(this.divName).style.top = this.y;
			document.getElementById(this.divName).style.visibility = "visible";
		}
		else if(this.use_css)
		{
			document.all[this.divName].style.left = this.x;
			document.all[this.divName].style.top = this.y;
			document.all[this.divName].style.visibility = "visible";
		}
		else if(this.use_layers)
		{
			document.layers[this.divName].left = this.x;
			document.layers[this.divName].top = this.y;
			document.layers[this.divName].visibility = "visible";
		}
	}
	else
	{
		if(this.popupWindow == null || this.popupWindow.closed)
		{
			if(screen && screen.availHeight)
			{
				if((this.y + this.height) > screen.availHeight)
				{
					this.y = screen.availHeight - (this.height + 30);
				}
			}
			if(screen && screen.availWidth)
			{
				if((this.x + this.width) > screen.availWidth)
				{
					this.x = screen.availWidth - (this.width + 10);
				}
			}
			this.popupWindow = window.open("about:blank","window_"+anchorname,"toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable,alwaysRaised,dependent,titlebar=no,width="+this.width+",height="+this.height+",screenX="+this.x+",left="+this.x+",screenY="+this.y+",top="+this.y+"");
		}
		this.refresh();
	}
}
function PopupWindow_hidePopup(){if(this.divName != null){if(this.use_gebi){document.getElementById(this.divName).style.overflow = "hidden";document.getElementById(this.divName).style.visibility = "hidden";}else if(this.use_css){document.all[this.divName].style.overflow = "hidden";document.all[this.divName].style.visibility = "hidden";}else if(this.use_layers){document.layers[this.divName].overflow = "hidden";document.layers[this.divName].visibility = "hidden";}}else{if(this.popupWindow && !this.popupWindow.closed){this.popupWindow.close();this.popupWindow = null;}}}
function PopupWindow_isClicked(e){if(this.divName != null){if(this.use_layers){var clickX = e.pageX;var clickY = e.pageY;var t = document.layers[this.divName];if((clickX > t.left) &&(clickX < t.left+t.clip.width) &&(clickY > t.top) &&(clickY < t.top+t.clip.height)){return true;}else{return false;}}else if(document.all){var t = window.event.srcElement;while(t.parentElement != null){if(t.id==this.divName){return true;}t = t.parentElement;}return false;}else if(this.use_gebi){var t = e.originalTarget;while(t.parentNode != null){if(t.id==this.divName){return true;}t = t.parentNode;}return false;}return false;}return false;}
function PopupWindow_hideIfNotClicked(e){if(this.autoHideEnabled && !this.isClicked(e)){this.hidePopup();}}
function PopupWindow_autoHide(){this.autoHideEnabled = true;}
function PopupWindow_hidePopupWindows(e){for(var i=0;i<popupWindowObjects.length;i++){if(popupWindowObjects[i] != null){var p = popupWindowObjects[i];p.hideIfNotClicked(e);}}}
function PopupWindow_attachListener(){if(document.layers){document.captureEvents(Event.MOUSEUP);}window.popupWindowOldEventListener = document.onmouseup;if(window.popupWindowOldEventListener != null){document.onmouseup = new Function("window.popupWindowOldEventListener();PopupWindow_hidePopupWindows();");}else{document.onmouseup = PopupWindow_hidePopupWindows;}}
function PopupWindow(){if(!window.popupWindowIndex){window.popupWindowIndex = 0;}if(!window.popupWindowObjects){window.popupWindowObjects = new Array();}if(!window.listenerAttached){window.listenerAttached = true;PopupWindow_attachListener();}this.index = popupWindowIndex++;popupWindowObjects[this.index] = this;this.divName = null;this.popupWindow = null;this.width=0;this.height=0;this.populated = false;this.visible = false;this.autoHideEnabled = false;this.contents = "";this.url="";if(arguments.length>0){this.type="DIV";this.divName = arguments[0];}else{this.type="WINDOW";}this.use_gebi = false;this.use_css = false;this.use_layers = false;if(document.getElementById){this.use_gebi = true;}else if(document.all){this.use_css = true;}else if(document.layers){this.use_layers = true;}else{this.type = "WINDOW";}this.offsetX = 0;this.offsetY = 0;this.getXYPosition = PopupWindow_getXYPosition;this.populate = PopupWindow_populate;this.setUrl = PopupWindow_setUrl;this.refresh = PopupWindow_refresh;this.showPopup = PopupWindow_showPopup;this.hidePopup = PopupWindow_hidePopup;this.setSize = PopupWindow_setSize;this.isClicked = PopupWindow_isClicked;this.autoHide = PopupWindow_autoHide;this.hideIfNotClicked = PopupWindow_hideIfNotClicked;}