/*________________________________________________________________*\

	FILENAME ::::::: util.js
	AUTHOR ::::::::: Emile Melbourne (EOM)
	DATE CREATED ::: 
	DEPENDENCIES ::: 
	DESCRIPTION :::: Carries lots of functions
  ________________________________________________________________
\*                                                                */

/******************************************************************\
	swaps images on the product page
\******************************************************************/
function showDetailImage(targetDiv, imageId)
{
	document.getElementById(targetDiv).innerHTML = document.getElementById(imageId).innerHTML;
}

/******************************************************************\
	show/hides FAQs copy
\******************************************************************/
function showFAQAnswer(questionId)
{
	document.getElementById('faqAnswer').innerHTML = document.getElementById(questionId).innerHTML;
	window.location.value = window.location.value + '#' + questionId;
}

/******************************************************************\
	with a background as a sprite, this method shifts it a set amount to reveal another background
\******************************************************************/
function shiftBackground(targetObj, xDirection, yDirection) {
	var object = document.getElementById(targetObj);
	object.style.backgroundPosition = xDirection + " " + yDirection;
}

/******************************************************************\
	swaps inner HTML of a target with its source
\******************************************************************/
function swapInnerHTML(targetDiv, sourceDiv)
{
	document.getElementById(targetDiv).innerHTML = document.getElementById(sourceDiv).innerHTML;
}

/******************************************************************\
	Set the color of an object by its id
\******************************************************************/
function setColor(targetItem, color) {
	var debug_txt = document.getElementById('debug_txt');
	
	if ((targetItem != undefined) && (targetItem != null) && (targetItem != "")) {
		var targetItem = document.getElementById(targetItem);
		if (targetItem != null) {
			//if (debug_txt != undefined) { debug_txt.innerHTML = targetItem.id + "<br />" + color }
			targetItem.style.color = color;
		}
	}
}

/******************************************************************\
	Adobe Image swap functions
\******************************************************************/
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() { //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) { //v4.01
  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);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

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];}
}