/*
 * Index page scripts 
 */

/* 
 * Preload onmouseover images
 */
function preload_image(_image) {
	var image = new Image;
	image.src = _image;
}

/* 
 * Change map image onmouseover on index page 
 */
function change_image (host,region) {
	var ShowItem = document.getElementById("map_image");
	var LinkItem = document.getElementById("map_" + region);
	ShowItem.style.backgroundImage = 'url('+host+'/img/map_' + region + '.gif?123)';
	LinkItem.style.textDecoration = "underline";
	return true;
}

/* 
 * Change back map image onmouseout on index page
 */ 
function hide_image (host,region) {
	var ShowItem = document.getElementById("map_image");
	var LinkItem = document.getElementById("map_" + region);
	ShowItem.style.backgroundImage = 'url('+host+'/img/none.gif)';
	LinkItem.style.textDecoration = "none";
	return true;
}
// Firefox startpage info box
function startpage_ff() {
 document.getElementById('startpage_ff').style.display = 'none';
 document.getElementById('startpage_ff_info').style.display = 'block';
 startpage_set();
}

// See if startpage-icon cookie is set
function startpage_cookie_get() {
 var cookies = document.cookie.split("; ");

 for(i = 0; i < cookies.length; i++) {
 if(cookies[i] == "b_sp=1")
 return true;
 }

 return false;
}

/* Register click in cookie and add statistics */
function startpage_set() {
 /* Set cookie */
 var cookie_expire = new Date();
 cookie_expire.setTime(cookie_expire.getTime() + 1000*60*60*24*180);
 cookie_expire=cookie_expire.toGMTString();
 document.cookie="b_sp=1; expires="+cookie_expire+";";

 /* Hide icon */
 document.getElementById("startpage_ie").style.display = 'none';
}

/* Dummy callback */
//function startpage_callback(result, xmlhttp, link) {
//}

/* Hide FF-info box */
function startpage_ff_info_close() {
 document.getElementById("startpage_ff_info").style.display = 'none';;
}