function overMenu(pEvent, pDivName){

	resetSubMenus();
	
	//alert('test');

	var subMenu = document.getElementById(pDivName) ;
		
	if(document.all){
		
		subMenu.style.left = window.event.x + 10 ; 
		subMenu.style.top = window.event.y + 185 ;
		subMenu.style.visibility = 'visible';

	} else {

		subMenu.style.left = pEvent.pageX - 10 ;
		subMenu.style.top = pEvent.pageY  + 10;
		subMenu.style.visibility = 'visible';
	}
}

function resetSubMenus(){
	document.getElementById('subMain').style.visibility = 'hidden';
	document.getElementById('subAppl').style.visibility = 'hidden';
	document.getElementById('subAppr').style.visibility = 'hidden';
	document.getElementById('subJour').style.visibility = 'hidden';
	document.getElementById('subInst').style.visibility = 'hidden';
}