Uppdatera web med js

 function updateTitle() { 
   var ctx = new SP.ClientContext.get\_current();
   this.web = ctx.get\_web(); 
   web.set\_title('Examensarbete 2011'); 
   this.web.update(); 
  ctx.executeQueryAsync(
     Function.createDelegate(this, this.onUpdate), 
     Function.createDelegate(this, this.onFail)); } 
function onUpdate(sender, args) { 
   alert('title updated'); 
} 
function onFail(sender, args) { 
   alert('failed to update title. Error:'+args.get\_message()); 
}