var objCount = 0;
var browserOK = true;
var pics = new Array();

function preload(name, first, second, third) {  
  if (browserOK) {     
    pics[objCount] = new Array(6);
    pics[objCount][0] = new Image();
    pics[objCount][0].src = first;
    pics[objCount][1] = new Image();
    pics[objCount][1].src = second;
	
    pics[objCount][2] = name;
    objCount++;
  }
}

function on(name){
  if (browserOK) {
     for (i = 0; i < objCount; i++) {
      if (document.images[pics[i][2]] != null)
        if (name != pics[i][2]) { 
          document.images[pics[i][2]].src = pics[i][0].src;
        } else {
          document.images[pics[i][2]].src = pics[i][1].src;
        }
    }
  }
}
function click(name){
	if (browserOK){
		for(i=0; i< objCount; i++){
      if (document.images[pics[i][2]] != null)
        if (name != pics[i][3]) { 
          document.images[pics[i][2]].src = pics[i][1].src;
        } else {
          document.images[pics[i][2]].src = pics[i][2].src;
        }
    }
  }
}

/*function off(){
  if (browserOK) {
     for (i = 0; i < objCount; i++) {
      if (document.images[pics[i][2]] != null) 
        document.images[pics[i][2]].src = pics[i][0].src;
    }
  }
}*/
function off(name) {
	
	for (i = 0; i < objCount; i++) {
      if (document.images[pics[i][2]] != null) {
	  //if (name == pics[i][2]) {
       // document.images[pics[i][2]].src = pics[i][1].src;
       //} 
       //else {
        document.images[pics[i][2]].src = pics[i][0].src;
       //} 
      }  
    }
}

// preload images

preload("map", "images/button10.gif", "images/button11.gif");
preload("history", "images/button20.gif", "images/button21.gif");
preload("vineyards", "images/button30.gif", "images/button31.gif");
preload("tourism", "images/button40.gif", "images/button41.gif");
preload("restaurants", "images/button50.gif", "images/button51.gif");
preload("accomodation", "images/button60.gif", "images/button61.gif");
preload("news", "images/button70.gif", "images/button71.gif");
preload("contact", "images/button80.gif", "images/button81.gif");
preload("register", "images/button90.gif", "images/button91.gif");