imgMenuOver = new Array();
function preloader_imgMenuOver(){
     var i = 0;
     // set image list
	 imgMenuOver[0]="img/menu_flight_ov.gif";
	 imgMenuOver[1]="img/menu_optional_ov.gif";
	 imgMenuOver[2]="img/menu_package_ov.gif";
	 imgMenuOver[3]="img/menu_hotel_ov.gif";
	 imgMenuOver[4]="img/menu_futbol_ov.gif";
	 imgMenuOver[5]="img/menu_parts_ov.gif";
	 imgMenuOver[6]="img/menu_his_ov.gif";
	 for (i=0; i<=6; i++){
	 	imageObj = new Image();
	 	imageObj.src=imgMenuOver[i];
	 }
}

function changeImgMenuOver(obj){
	//preload iconos_over
	if(imgMenuOver.length==0){
		preloader_imgMenuOver();
	}
	switch (obj.id){
		case "menu_flight":
			document.getElementById('menu_flight').style.background = 'url(img/menu_flight_ov.gif) no-repeat';
			break;
		case "menu_optional":
			document.getElementById('menu_optional').style.background = 'url(img/menu_optional_ov.gif) no-repeat';
			break;
		case "menu_package":
			document.getElementById('menu_package').style.background = 'url(img/menu_package_ov.gif) no-repeat';
			break;
		case "menu_hotel":
			document.getElementById('menu_hotel').style.background = 'url(img/menu_hotel_ov.gif) no-repeat';
			break;
		case "menu_futbol":
			document.getElementById('menu_futbol').style.background = 'url(img/menu_futbol_ov.gif) no-repeat';
			break;
		case "menu_parts":
			document.getElementById('menu_parts').style.background = 'url(img/menu_parts_ov.gif) no-repeat';
			break;
		case "menu_his":
			document.getElementById('menu_his').style.background = 'url(img/menu_his_ov.gif) no-repeat';
			break;
	}
}
function changeImgMenu(obj){
	switch (obj.id){
		case "menu_flight":
			document.getElementById('menu_flight').style.background = 'url(img/menu_flight.gif) no-repeat';
			break;
		case "menu_optional":
			document.getElementById('menu_optional').style.background = 'url(img/menu_optional.gif) no-repeat';
			break;
		case "menu_package":
			document.getElementById('menu_package').style.background = 'url(img/menu_package.gif) no-repeat';
			break;
		case "menu_hotel":
			document.getElementById('menu_hotel').style.background = 'url(img/menu_hotel.gif) no-repeat';
			break;
		case "menu_futbol":
			document.getElementById('menu_futbol').style.background = 'url(img/menu_futbol.gif) no-repeat';
			break;
		case "menu_parts":
			document.getElementById('menu_parts').style.background = 'url(img/menu_parts.gif) no-repeat';
			break;
		case "menu_his":
			document.getElementById('menu_his').style.background = 'url(img/menu_his.gif) no-repeat';
			break;
	}
}

function changeNews(obj){
	switch(obj.id){
		case "news_menu_1":
			document.getElementById('news_menu_1').style.color = "#FFFFFF";
			document.getElementById('news_menu_1').style.backgroundColor = "#D61D00";
			document.getElementById('news_menu_2').style.color = "#D61D00";
			document.getElementById('news_menu_2').style.backgroundColor = "#EDEDED";
			document.getElementById('news_menu_3').style.color = "#D61D00";
			document.getElementById('news_menu_3').style.backgroundColor = "#EDEDED";
			document.getElementById('news_1').style.display = "block";
			document.getElementById('news_2').style.display = "none";
			document.getElementById('news_3').style.display = "none";
			document.getElementById('news_1_f').style.display = "block";
			document.getElementById('news_2_f').style.display = "none";
			document.getElementById('news_3_f').style.display = "none";
			break;
		case "news_menu_2":
			document.getElementById('news_menu_1').style.color = "#D61D00";
			document.getElementById('news_menu_1').style.backgroundColor = "#EDEDED";
			document.getElementById('news_menu_2').style.color = "#FFFFFF";
			document.getElementById('news_menu_2').style.backgroundColor = "#D61D00";
			document.getElementById('news_menu_3').style.color = "#D61D00";
			document.getElementById('news_menu_3').style.backgroundColor = "#EDEDED";
			document.getElementById('news_1').style.display = "none";
			document.getElementById('news_2').style.display = "block";
			document.getElementById('news_3').style.display = "none";
			document.getElementById('news_1_f').style.display = "none";
			document.getElementById('news_2_f').style.display = "block";
			document.getElementById('news_3_f').style.display = "none";
			break;
		case "news_menu_3":
			document.getElementById('news_menu_1').style.color = "#D61D00";
			document.getElementById('news_menu_1').style.backgroundColor = "#EDEDED";
			document.getElementById('news_menu_2').style.color = "#D61D00";
			document.getElementById('news_menu_2').style.backgroundColor = "#EDEDED";
			document.getElementById('news_menu_3').style.color = "#FFFFFF";
			document.getElementById('news_menu_3').style.backgroundColor = "#D61D00";
			document.getElementById('news_1').style.display = "none";
			document.getElementById('news_2').style.display = "none";
			document.getElementById('news_3').style.display = "block";
			document.getElementById('news_1_f').style.display = "none";
			document.getElementById('news_2_f').style.display = "none";
			document.getElementById('news_3_f').style.display = "block";
			break;
	}
}

function putUnderline(obj){
	document.getElementById(obj.id).style.textDecorationUnderline = "true";
}
function takuoffUnderline(obj){
	document.getElementById(obj.id).style.textDecorationNone = "true";
}

//Slide Show
	var num_pic = 5;
	var cnt = 0;
	var next_cnt = 1;
	var slide_id;

function getSlideShow(){
	if(cnt == num_pic){
		cnt = 1;
	}
	else{
		cnt += 1;
		next_cnt = cnt+1;
	}
	//Preload Image
	nextImg = new Image();
	nextImg.src = "img/spain_picture" + next_cnt + ".jpg";
	//set Image
	document.getElementById('pictures_contents').style.background = 'url(img/spain_picture' + cnt + '.jpg) no-repeat';
}
function getoffSlideShow(){
	if(cnt == 1){
		cnt = 5;
	}
	else{
		cnt -= 1;
	}
	//set Image
	document.getElementById('pictures_contents').style.background = 'url(img/spain_picture' + cnt + '.jpg) no-repeat';
}

function startSlideShow(){
	stopSlideShow();
	slide_id = setInterval("getSlideShow()", 5000);
}

function reverseSlideShow(){
	stopSlideShow();
	slide_id = setInterval("getoffSlideShow()", 5000);
}

function stopSlideShow(){
	clearInterval(slide_id);
}