// JavaScript Document
function changeDiv(the_div,the_change)
{
  var the_style = getStyleObject(the_div);
  if (the_style != false)
  {
    the_style.display = the_change;
  }
}

function hideAll()
{
 	changeDiv("18hole","none");
 	changeDiv("golf","none");
 	changeDiv("fitness","none");  
 	changeDiv("restaurant","none");
  	changeDiv("pool","none");
	changeDiv("playground","none");
	changeDiv("canal","none");
	changeDiv("private","none");
	changeDiv("marina","none");
	changeDiv("pavilion","none");
	changeDiv("water","none");
	changeDiv("beach","none");
	changeDiv("tennis","none");
	changeDiv("open","none");
}

function getStyleObject(objectId) {
  if (document.getElementById && document.getElementById(objectId)) {
    return document.getElementById(objectId).style;
  } else if (document.all && document.all(objectId)) {
    return document.all(objectId).style;
  } else {
    return false;
  }
}