var depts = new Array();
depts[0] = "dept-finance";
depts[1] = "dept-hr";
depts[2] = "dept-it";
depts[3] = "dept-marketing";
depts[4] = "dept-procurement";
depts[5] = "dept-rqi";
depts[6] = "dept-sales";
depts[7] = "dept-supply-chain";
depts[8] = "dept-interns";
depts[9] = "dept-brand-mgmt";

function showDepartment()
{
	var dropdownIndex = document.getElementById('dept').selectedIndex;
	var dropdownValue = document.getElementById('dept')[dropdownIndex].value;
	
	if(dropdownValue == "all")
	{
		showAllDepartments();
	}
	else
	{
		for(var i = 0; i < depts.length; i++)
		{
			document.getElementById(depts[i]).style.display="none";
		}
			document.getElementById(dropdownValue).style.display="block";
	}
}

function showAllDepartments()
{
	for(var i = 0; i < depts.length; i++)
	{
		document.getElementById(depts[i]).style.display="block";
	}
}