//---------------------------------------------------------------------------
// File.......: max_utilities.js     
// Author.....:                    
// Created....:                                                   
// Purpose....: this file contains several general scripts that are used
//              by maxdbc                                          
// Application: EC
// Revisions..:                                                              
// Copyright © 2003 Max Digital Broadcasting Corporation. All rights reserved.
//---------------------------------------------------------------------------


//---------------------------------------------------------------------------
// Function.... MM_swapImgRestore()                                                  
// Author.....:                                                     
// Description: 
// Paramaters.: none                                                         
// Revisions..:                                                              
//---------------------------------------------------------------------------
function MM_swapImgRestore() { //v3.0
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.... MM_preloadImages()                                                  
// Author.....:                                                     
// Description: this function will preload images
// Paramaters.: none                                                         
// Revisions..:                                                              
//---------------------------------------------------------------------------
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.... MM_findObj(n, d)                                                  
// Author.....:                                                     
// Description: this function is used to find objects
// Paramaters.: n -      , d -                                                          
// Revisions..:                                                              
//---------------------------------------------------------------------------
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.... MM_swapImage()                                                  
// Author.....:                                                     
// Description: this function swaps an image
// Paramaters.: none                                                          
// Revisions..:                                                              
//---------------------------------------------------------------------------
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];}
}
//---------------------------------------------------------------------------
// Function.... MM_showHideLayers()                                                  
// Author.....:                                                     
// Description: this function shows or hides a layer
// Paramaters.: none                                                          
// Revisions..:                                                              
//---------------------------------------------------------------------------
function MM_showHideLayers() { //v3.0
var i,p,v,obj,args=MM_showHideLayers.arguments;
for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
obj.visibility=v; }
}