/******************************************************************************
File Name:	javascript_rollover.js
Author:		Dreamweaver UltaDev v.4.0.
Date Created:	2002.11.12 by Patrick Schneider
Last Modified:	n/a
Purpose:	Defines javascript functions for roll-over image swapping.
		Include this file in the <head> section of <html> pages.
******************************************************************************/

/******************************************************************************
Funcation Name:		MM_swapImgRestore	v3.0
Purpose:		Restores the original image.  To be used "onmouseout."
Input Variables:	none
Output Variables:	none
Notes:			Usage as follows:
			onmouseout="MM_swapImgRestore();"
******************************************************************************/
function MM_swapImgRestore() {
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

/******************************************************************************
Function Name:		MM_preloadImages	v3.0
Purpose:		Used in the "onload" even to preload swappable images.
Input Variables:	URLs as strings of each image
Output Variables:	none
Notes:			Usage as follows:
			<body onload="MM_preloadImages('images/src.gif',...);">
******************************************************************************/
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

/******************************************************************************
Function Name:		MM_findObj	v3.0
Purpose:		Finds an object in a document.
Input Variables:	n	string	Arguments from MM_swapImage
			d	string	Parent of n
Output Variables:	none
Notes:			Called in conjunction with other functions.  Do not use.
******************************************************************************/
function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

/******************************************************************************
Function Name:		MM_swapImage	v3.0
Purpose:		Swaps an image with a replacement.
Input Variables:	URLs as strings of image names
Output Variables:	none
Notes:			Usage as follows:
			onmouseover="MM_swapImage('name','','srcON',1);"
******************************************************************************/
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
