function getColor(id) {
	if (id=currentId)
		return "#790000" ;
	else
		return "#FFFFFF" ;
}
function getMOUColor(obj) {
	if (obj.id!="t"+currentId)
		obj.style.backgroundColor= "#FFFFFF" ;
}
function getMOVColor(obj) {
	if (obj.id!="t"+currentId)
		obj.style.backgroundColor= "#790000" ; ;
}

function displayElement(elId) {
	hideAll();
	var el = document.getElementById(elId) ;
	el.style.display = '' ;
}

function hideAll() {
	var el = document.getElementById('tabEv') ;
	el.style.display = 'none' ;
	el = document.getElementById ('tabCon') ;
	el.style.display = 'none' ;
	el = document.getElementById ('tabPlan') ;
	el.style.display = 'none' ;
	el = document.getElementById ('tabLink') ;
  el.style.display = 'none' ;
}