function SwitchWrapperClass (itemId, classToSwitchTo) {
	document.getElementById(itemId).className = classToSwitchTo;
}

function SwitchClass (ob, classToSwitchTo) {
	ob.className = classToSwitchTo;
}

function clearOutTextBox (ob, textToCheckFor) {
    if ( ob.value == textToCheckFor ) 
    {
        ob.value = '';
    }
}

function openWindow(winURL,winName,features) {
  window.open(winURL,winName,features);
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}