//Show or hide the left pane
function showHideLeftPane(isVisible){
  if(isVisible){
    document.getElementById('leftNavDiv').style.display = "block";
	  document.getElementById('leftNavDiv').style.width = "209px";
	  document.getElementById('pageDiv').style.width = "620px";
  }else{
    document.getElementById('leftNavDiv').style.display = "none";
		document.getElementById('leftNavDiv').style.width = "0px";
	  document.getElementById('pageDiv').style.float = "left";
		document.getElementById('pageDiv').style.width = "835px";
  } 
}

//Show or hide the navigation in the left pane
function showHideLeftNav(isVisible){
  if(isVisible){
    document.getElementById('navigation').style.display = "block";
  }else{
    document.getElementById('navigation').style.display = "none";
  } 
}

//Show or hide the contact info in the left pane
function showHideContactInfo(isVisible){
  if(isVisible){
    document.getElementById('contactInfo').style.display = "block";
  }else{
    document.getElementById('contactInfo').style.display = "none";
  } 
}