/***********************************************
* Simple Toggle Plus Minus Image Script
* HTML example:
<a class="bsmall" onclick="togglePlusMinus('someImageID','replacementImagePath')" style="cursor:pointer">
	<img id="someImageID" src="somepath">
</a>
***********************************************/
   
function togglePlusMinus(imageID, swapimage){
	if(document.getElementById(imageID)){
		if(!document.getElementById(imageID).origSrc){
			document.getElementById(imageID).origSrc = document.getElementById(imageID).src;
		}
		if(document.getElementById(imageID).origSrc == document.getElementById(imageID).src){
			document.getElementById(imageID).src = swapimage;
		} else {
			document.getElementById(imageID).src = document.getElementById(imageID).origSrc;
		}
	}
}
function toggleImage(imageID, swapimage){
	if(document.getElementById(imageID)){
		if(!document.getElementById(imageID).origSrc){
			document.getElementById(imageID).origSrc = document.getElementById(imageID).src;
		}
		if(document.getElementById(imageID).origSrc == document.getElementById(imageID).src){
			document.getElementById(imageID).src = swapimage;
		} else {
			document.getElementById(imageID).src = document.getElementById(imageID).origSrc;
		}
	}
}
function swapImage(imageID, swapimage){
	if(document.getElementById(imageID)){
		if(!document.getElementById(imageID).origSrc){
			document.getElementById(imageID).origSrc = document.getElementById(imageID).src;
		}
		document.getElementById(imageID).src = swapimage;
	}
}
function restoreImage(imageID){
	if(document.getElementById(imageID)){
		if(document.getElementById(imageID).origSrc){
			document.getElementById(imageID).src = document.getElementById(imageID).origSrc;
		}
	}
}