<!--

	headingPrevious = "Heading_1_body"
	headingPreviousPic = "Heading_1_pic"

function doHeading(clicked){
	
		headingCurrent = eval(clicked + '_body')
		headingCurrentPic = eval(clicked + '_pic')

	
		if (headingCurrent == headingPrevious){
			if (headingCurrent.className=="on"){
				headingCurrentPic.innerHTML="<img src='js/images/plus.gif' align='absmiddle'> "
				headingCurrent.className="off"
				}
			else {
				headingCurrentPic.innerHTML="<img src='js/images/minus.gif' align='absmiddle'> "
				headingCurrent.className="on"
				}
			}

	
		else if (headingCurrent != headingPrevious){
			// close previous
				headingPreviousPic.innerHTML="<img src='js/images/plus.gif' align='absmiddle'> "
				headingPrevious.className="off"
			// open current
				headingCurrentPic.innerHTML="<img src='js/images/minus.gif' align='absmiddle'> "
				headingCurrent.className="on"
			}

	
		headingPrevious = eval(clicked + '_body')
		headingPreviousPic = eval(clicked + '_pic')

	
		//doSection( eval('Section' + clicked.substr(7,2) + '_1'  ).id )
	}


	sectionPrevious = "Section_1_1_body"
	sectionPreviousPic = "Section_1_1_pic"


-->
