text: function get_scrollbar(){
  	// Create the measurement node
  	var scrollDiv = document.createElement("div");
  	scrollDiv.className = "scrollbar-measure";
  	document.body.appendChild(scrollDiv);
  
  	// Get the scrollbar width
  	var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth;
  
  	// Delete the DIV 
  	document.body.removeChild(scrollDiv);
  
  	return scrollbarWidth;
  }