var _file_to_display = 1;
var _min_file_id = 1;
var _max_file_id = 3;

function change_header_home() {
	_file_to_display++;
	if(_file_to_display>_max_file_id) {
		_file_to_display = _min_file_id;
	}
	var img_filename = _url_site+'img/home_v2/home2TopRight_0'+_file_to_display+'.jpg';
	document.getElementById('homeMainImg').src = img_filename;
}

function launch_header_anim() {	
	//preload all images, then launch the animation
	for(var i=(_min_file_id+1); i<=_max_file_id; i++) {
		var preload_img_filename = _url_site+'img/home_v2/home2TopRight_0'+i+'.jpg';
		MM_preloadImages(preload_img_filename);
	}	
	setInterval ( "change_header_home()", 5000 );
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}