//code for the left nav starts 

var majors = new Array('clinical', 'finance', 'investment', 'reviews', 'career');
function toggle(a, b) {
    if (!document.getElementById) return true;
    if (b==1) for (var i=majors.length-1; i>=0; i--) if (majors[i] != a) document.getElementById(majors[i]).style.display='none';
    a=document.getElementById(a);
    a.style.display=(a.style.display=='block')?'none':'block';
    return false;
}

// hides sub level navigation if javascript is enabled

function hideMenu() {
    var navMenu = document.getElementById('nav');
    var navUL = navMenu.getElementsByTagName('ul');

    for (var i=navUL.length-1; i>=0; i--) {
        navUL[i].style.display='none';
    }
}