function ShowHide(obj, img, linkText) {
	// This function shows or hides a section of text (grouped in a <div> tag in the HTML);
	// switches out the image next to the show/hide link; and applies visual formatting to
	// the show/hide link.
	
	// assign variable names to arguments for easier manipulation
	var el = document.getElementById(obj);
	var i = document.getElementById(img);
	var lk = document.getElementById(linkText);
	
	// If the section of text is already set to be hidden, unhide and set related properties.
	// Otherwise, hide the section and set related properties.
	if ( el.style.display != "none" ) {
		// hide the section of text
		el.style.display = 'none';
		// set the styling on the show/hide link
		lk.style.color = '#345cb7';
		// switch image associated with the show/hide link
        i.src = "images/plus.gif";
		i.style.width = '13px';
		i.style.height = '13px';
	}
	else {
		//show the section of text
		el.style.display = '';
		// set the styling on the show/hide link
		lk.style.color = '#545F7B';
		// switch image associated with the show/hide link
        i.src = "images/minus.gif";
		i.style.width = '13px';
		i.style.height = '13px';
	}
}
function hide(obj, img, lnk){
    document.getElementById(obj).style.display='none';
	document.getElementById(lnk).style.color = '#345cb7';
	document.getElementById(img).src = "images/plus.gif";
	document.getElementById(img).style.width = '13px';
	document.getElementById(img).style.height = '13px';
}