function handlePrincipalLogo(){
    var logo = document.getElementById('principalPartnerLogo');
    var templateWidth = 960;
    var currentWindowWidth = getCurrentWindowWidth();
    
    if(currentWindowWidth < templateWidth){
        //alert('need to move logo');
        if (logo != null) {
            logo.className = 'alignedToWindow';
        }
    }
    else {
        if (logo != null) {
            logo.className = '';
        }
    }
    return true;
}

function getCurrentWindowWidth() {
  var myWidth = 0;
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    myWidth = window.innerWidth;
  } else if( document.documentElement &&
      ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
  }
  return myWidth;      
}    

window.onresize = handlePrincipalLogo;