function GetParentWithTag( oStart, sTag ) {
var oTag = oStart;
while( (oTag.tagName.toUpperCase() != sTag) && (oTag != oTag.parentElement))
oTag = oTag.parentElement;
return oTag; }
function SectionLink_OnClick() {
event.returnValue = false;
event.cancelBubble = true;
var oAnchor = GetParentWithTag( event.srcElement, 'A' );
var oImage  = oAnchor.children[0];
if (oAnchor.MSPRJ_State == '1') {
oImage.src = 'images/plus.gif';
oAnchor.MSPRJ_State = '0';
document.all[ oAnchor.MSPRJ_ID ].style.display = 'none';
oImage.alt = "Expande esta seção.";
} else {
oImage.src = 'images/minus.gif';
oAnchor.MSPRJ_State = '1';
document.all[ oAnchor.MSPRJ_ID ].style.display = 'block';
oImage.alt = "Recolhe esta seção.";
} }