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applications/htmlroot/JSFX_Layer.js  view on Meta::CPAN

/******************************************************************* 
* File    : JSFX_Layer.js  © JavaScript-FX.com
* Created : 2001/04/11 
* Author  : Roy Whittle  (Roy@Whittle.com) www.Roy.Whittle.com 
* Purpose : To create a cross browser dynamic layers.
* History 
* Date         Version        Description 
* 2001-03-17	3.0		Completely re-witten for use by javascript-fx
* 2001-09-08	3.1		Added the ability for child layers
* 2001-09-23	3.2		Save a reference so we can use a self referencing timer
* 2001-09-28	3.3		Add a width for Netscape 4.x
* 2001-09-28	3.4		Remove width for Netscape 4.x create layer (Not needed)
* 2002-01-21	3.5		Declare only one instance of variables in createLayer
***********************************************************************/ 
var ns4 = (navigator.appName.indexOf("Netscape") != -1 && !document.getElementById);

if(!window.JSFX)
	JSFX=new Object();

JSFX.layerNo=0; 
/**********************************************************************************/
JSFX.createLayer = function(htmlStr, parent)
{
	//Declare all variables first
	var elem = null;
	var xName;
	var txt;

 	if(document.layers) 
	{
		xName="xLayer" + JSFX.layerNo++;
		if(parent == null)
			elem=new Layer(2000);
		else
			elem=new Layer(2000, parent.elem);
 
		elem.document.open(); 
		elem.document.write(htmlStr); 
		elem.document.close(); 
		elem.moveTo(0,0);
		elem.innerHTML = htmlStr;
	}
	else 
	if(document.all) 
	{
		if(parent == null)
			parent=document.body;
		else
			parent=parent.elem;

		xName = "xLayer" + JSFX.layerNo++; 
		txt = '<DIV ID="' + xName + '"'
			+ ' STYLE="position:absolute;left:0;top:0;visibility:hidden">' 
			+ htmlStr 
			+ '</DIV>'; 

			parent.insertAdjacentHTML("BeforeEnd",txt); 

		elem = document.all[xName]; 
	} 
	else 
	if (document.getElementById)
	{
		if(parent == null)
			parent=document.body;
		else
			parent=parent.elem;

		xName="xLayer" + JSFX.layerNo++;
		txt = ""