//Sub-Nav Rollovers.
	econBut = new Image;
	econButOver = new Image;
	
	budBut = new Image;
	budButOver = new Image;
	
	projBut = new Image;
	projButOver = new Image;
	
	prodBut = new Image;
	prodButOver = new Image;
	
	accBut = new Image;
	accButOver = new Image;
	
	landBut = new Image;
	landButOver = new Image;
	
	afeBut = new Image;
	afeButOver = new Image;
	
	inBut = new Image;
	inButOver = new Image;
	
	econBut.src = "images/economics.gif";
	econButOver.src = "images/economicsover.gif";
	
	budBut.src = "images/budgeting.gif";
	budButOver.src = "images/budgetingover.gif";
	
	projBut.src = "images/projectmanagement.gif";
	projButOver.src = "images/projectmanagementover.gif";
	
	prodBut.src = "images/productionaccounting.gif";
	prodButOver.src = "images/productionaccountingover.gif";
	
	accBut.src = "images/accounting.gif";
	accButOver.src = "images/accountingover.gif";
	
	landBut.src = "images/landadmin.gif";
	landButOver.src = "images/landadminover.gif";
	
	afeBut.src = "images/afecontrol.gif";
	afeButOver.src = "images/afecontrolover.gif";
	
	inBut.src = "images/inventorymanagement.gif";
	inButOver.src = "images/inventorymanagementover.gif";